Sign Regulations, Landscaping and Parking
Schedule 1: Parking Dimensions | |||
Minimum Parking Space Size | |||
Angle of Parking | Width | Length | Minimum Aisle Width |
Parallel - One-way traffic | 8 feet | 22 feet | 12 feet |
Parallel - Two-way traffic | 8 feet | 22 feet | 20 feet |
90-degree | 9 feet | 18 feet | 22 feet |
60-degree | 9 feet | 18 feet | 17 feet (for one-way) |
45-degree | 9 feet | 18 feet | 13 feet (for one-way) |
Disabled | Refer to ADA guidelines | ||






For this land use type. . . | . . . 1 broadleaf/deciduous tree or evergreen conifer shall be required for every . . . |
Multiple Family Residential and Planned unit Residential Development | 1,000 square feet of yard area |
Commercial | 1,000 square feet of yard area |
Manufacturing | 1,000 square feet of yard area |
Zoning District | # of trees | Minimum # of shrubs* | Front Yard Sod or Groundcover |
Residential | 1 | 8 | Yes |
Residential Office | 1 | 8 | Yes |
TYPE | MINIMUM WIDTH | MINIMUM SIZE | LANDSCAPING REQUIRED PER 100 LINEAR FEET OF BUFFER* |
A | 10 feet | 2-1/2" caliper (deciduous trees) or 6 feet height (evergreen trees) 3 feet shrubs | 4 trees* and 10 large shrubs |
B | 20 feet | 2-1/2" caliper (deciduous trees) or 6 feet height (evergreen trees) 3 feet shrubs | 6 trees and 15 large shrubs |
C | 5 feet | 2-1/2" caliper (deciduous trees) 3 foot height continuous shrub screen | 3 deciduous trees and shrubs maximum spacing 3 - 5 feet on center depending on species, provided the treatment creates a continuous visual screen |
D | 25 feet | 2-1/2" caliper (deciduous trees) or 6 feet height (evergreen trees) 3 feet shrubs, 6 feet fence/berm | 8 trees and 15 shrubs supplemented by a 3 - 6 foot opaque fence |
E | N/A | 8 feet | Fence or wall shall be opaque |
F | 25 feet | 8 feet | 8 foot fence (OR combination of earth berm and fence to achieve total height of 8 feet) with 8 trees and 15 shrubs |
District of Subject Property | Adjacent District or Similar Use | |||||
R | F | C | O | U | I | |
R | A | A | B | D | B | |
F | B | D | A | B | B | |
C | A | A | A | C | C | |
O | B | A | C | B | B | |
U | D | B | A | B | A | |
I | D | D | E | B | A | |
Special Uses | ||||||
Hospital | B | |||||
College | B | |||||
Botanic Name | Common Name | Type | Height | Tree Category |
Acer campestre | Hedge Maple | D | 30' - 40' | Ornamental |
Acer freemanii | Freeman Maple | D | 50' - 60' | Shade |
Acer rubrum | Red Maple | D | 40' - 60' | Shade |
Acer saccharum | Sugar Maple | D | 50' - 70' | Shade |
Carpinus betulas ‘Fastigiata’ | Upright European Hornbeam | D | 30' - 40' | Ornamental |
Carpinus caroliniana | American Hornbeam | D | 25' - 30' | Ornamental |
Celtis occidentalis | Hackberry | D | 50' - 75' | Shade |
Gingko biloba (male only) | Gingko | D | 40' - 60' | Shade |
Gleditzia tricanthos inermis | Thornless Honeylocust | D | 30' - 60' | Shade |
Gleditzia tricanthos ‘Imperial’ | Imperial Honeylocust | D | 30' - 60' | Shade |
Koelreuteria paniculata | Golden Rain Tree | D | 30' - 40' | Ornamental |
Liquidamber styaciflua | American Sweet Gum | D | 40' - 60' | Shade |
Liriodendron tulipifera | Tulip Tree | D | 70' - 80' | Shade |
Pyrus calleryana ‘Aristocrat’ | Aristocrat Pear | D | 35' - 45' | Shade |
Quercus alba | White Oak | D | 60' - 80' | Shade |
Quercus bicolor | Swamp White Oak | D | 40' - 50' | Shade |
Quercus coccinea | Scarlet Oak | D | 60' - 80' | Shade |
Quercus palustris | Pin Oak | D | 50' - 80' | Shade |
Quercus phellos | Willow Oak | D | 50' - 70' | Shade |
Quercus robur | English Oak | D | 50' - 70' | Shade |
Quercus rubra | Red Oak | D | 40' - 60' | Shade |
Tillia americana | Basswood Linden | D | 40' - 60' | Shade |
Tillia cordata ‘Green Spine’ | Little-Leaf Linden | D | 40' - 50' | Shade |
Tillia tomentosa | Silver Linden | D | 40' - 50' | Shade |
Zelkova serrata ‘Village Green’ | Village Green Zelkova | D | 40' - 60' | Shade |
Botanic Name | Common Name | Type | Height | Tree Category |
Carpinus caroliniana | American Hornbeam | D | 25' - 30' | Ornamental |
Cercis canadensis | Eastern Redbud | D | 20' - 25' | Ornamental |
Crataegus crus-galli | Cockspur Hawthorn (thornless spp.) | D | 15' - 25' | Ornamental |
Malus hybrids | Flowering Crabapple | D | 15' - 30' | Ornamental |
Prunus ‘Newport’ | Newport Plum | D | 15' -20' | Ornamental |
Prunus maackii | Amur Chokecherry | D | 25' - 30' | Ornamental |
Prunus virginiana | Chokecherry | D | 20' - 25' | Ornamental |
Botanic Name | Common Name | Type | Height | Tree Category |
Acer ginall | Amur Maple | D | 15' - 20' | Ornamental |
Acer palmatum | Japanese Maple | D | 15' - 20' | Ornamental |
Amelanchier canadansis | Juneberry | D | 30' - 35' | Ornamental |
Amelanchier grandifloria | Apple Serviceberry | D | 25' - 30' | Ornamental |
Amelanchier laevis | Allegheny Serviceberry | D | 25' - 30' | Ornamental |
Betula nigra | River Birch | D | 40' - 60' | Ornamental |
Betula papyrifera | Paper Birch | D | 40' - 60' | Ornamental |
Cercidyphyllum japonicum | Katsura Tree | D | 25' - 40' | Ornamental |
Cercis Canadensis | Eastern Redbud | D | 20' - 30' | Ornamental |
Cornus kousa | Japanese Dogwood | D | 20' - 25' | Ornamental |
Cotinus coggyria | Smoke Tree | D | 15' - 20' | Ornamental |
Magnolia loebneri | Magnolia | D | 12' - 15' | Ornamental |
Magnolia soulangiana | Saucer Magnolia | D | 15' - 20' | Ornamental |
Magnolia stellata | Star Magnolia | D | 10' - 15' | Ornamental |
Botanic Name | Common Name | Type | Height | Tree Category |
Abies Concolor | White Fir | E | 30' - 50' | Evergreen |
Picea abies | Norway Spruce | E | 50' - 60' | Evergreen |
Picea glauca densata | Black Hills Spruce | E | 50' - 60' | Evergreen |
Picea omorika | Serbian Spruce | E | 50' - 60' | Evergreen |
Picea pungens | Colorado Spruce | E | 60' - 75' | Evergreen |
Picea pumgens ‘Glauca’ | Colorado Blue Spruce | E | 60' - 75' | Evergreen |
Pinus nigra | Austrian Pine | E | 30' - 60' | Evergreen |
Pinus ponderosa | Ponderosa Pine | E | 40' - 50' | Evergreen |
Pinus strobes | Eastern White Pine | E | 50' - 100' | Evergreen |
Tsuga canadensis | Canadian Hemlock | E | 60' - 75' | Evergreen |
Botanic Name | Common Name | Type | Height |
Aronia melanocarpa | Black Chokeberry | D | 4' - 6' |
Berberis thunbergii Hybrids | Japanese Barberry | D | 3' - 5' |
Buxus microphylla ‘Koreana’ | Korean Boxwood | E | 2' - 3' |
Chaenomeles species | Flowering quince | D | 2' - 6' |
Euonymus fortunei | Euonymus | E | 4' - 6' |
Hydrangea macrophylla “Nikko Blue’ spp. | Nikko Blue Hydrangea | D | 3' - 4' |
Ilex crenata | Japanese Holly | E | 3' - 5' |
Mahonia aquifolium | Oregon Grape | E | 3' - 6' |
Physocarpus opulifolius intermedius | Dwarf Ninebark | D | 4' - 5' |
Prunus glandulosa | Flowering Almond | D | 4' - 6' |
Rhus aromatica | Fragment Sumac | D | 4' - 6' |
Spiraea x bumalda | Burmald Spiraea | D | 3' - 4' |
Spiraea japonica | Japanese Spiraea | D | 3' - 4' |
Symphoricarpos alba | White Snowberry | D | 5' - 6' |
Weigela florida | Flowering Weigela | D | 4' - 5' |
Weigela vaniceki | Cardinal Shrub | D | 4' - 5' |
Botanic Name | Common Name | Type | Height |
Caragana arborescens | Siberian Peashrub | D | 12' - 15' |
Cornus alba, ‘Elegantissima’ | Variegated Dogwood | D | 6' - 10' |
Cornus alternifolia | Pagoda Dogwood | D | 15' - 20' |
Cornus sericea baileyi | Redtwig Dogwood | D | 8' - 10' |
Cotinus coggygria | Smoke Tree | D | 8' - 10' |
Cotoneaster acutifolious | Peking Cotoneaster | D | 4' - 8' |
Euonymus alatus ‘compactus’ | Burning Bush | D | 7' - 10' |
Forsythia intermedia Hybrids | Hybrid Forsythia | D | 7' - 10' |
Forsythia suspense | Weeping Forsythia | D | 8' - 10' |
Hamamelis virginiana | Common Witch Hazel | D | 10' - 15' |
Hibiscus syriacus | Rose-of-Sharon | D | 4' - 12' |
Hydrangea arborescens ‘Annabelle’ | Annabelle Hydrangea | D | 4' - 15' |
Hydrangea paniculata ‘Grandiflora’ | Peegee Hydrangea | D | 6' - 10' |
Ilex meserveae | Blue Holly | E | 6' - 8' |
Ilex opaca | American Holly | E | 8' - 15' |
Juniperus chinensis | Chinese Juniper | E | 6' - 15' |
Juniperus scopulorum | Rocky Mountain Juniper | E | 6' - 15' |
Ligustrum amurense | Amur Privet | D | 4' - 8' |
Ligustrum ‘Vicaryi’ | Golden Vicary Privet | D | 4' - 12' |
Myrica pennsylvanica | Northern Bayberry | D | 5' - 10' |
Philadelphus coronaries | Sweet Mockorange | D | 8' - 10' |
Philadelphus virginialis | Minnesota Snowflake | D | 6' - 8' |
Picea glauca ‘Conica’ | Dwarf Alberta Spruce | E | 6' - 10' |
Prunus cistena | Cistena Plum | D | 6' - 8' |
Prunus triloba | Flowering Almond | D | 8' - 10' |
Rhamnus frangula | Alder Buckthorn | D | 12' - 15' |
Rhus glabra | Smooth Sumac | D | 8' - 10' |
Rhus typhina | Staghorn Sumac | D | 8' - 12' |
Sambucus Canadensis | American Elderberry | D | 6' - 8' |
Shepherdia argentea | Silver Buffaloberry | D | 5' - 8' |
Sorbaria sorbifolia | False Spiraea | D | 6' - 8' |
Syringa chinensis | Chinese Lilac | D | 6' - 8' |
Syringa hyacinthiflora Hybrids | Hybrid Canadian Lilac | D | 8' - 12' |
Syringa vulgaris | Common Lilac | D | 8' - 12' |
Syringa vulgaris Hybrids | Hybrid French Lilac | D | 8' - 12' |
Taxus cuspidata ‘Capitata’ | Upright Japanese Yew | E | 10' - 25' |
Taxus ‘Hicksi’ | Hick’s Yew | E | 10' - 12' |
Thuja occidentalis Hybrids | American Arbovitae | E | 4' - 15' |
Viburnum dentatum | Arrowwood Viburnum | D | 10' - 15' |
Viburnum lantana | Wayfaring Tree | D | 8' - 15' |
Viburnum lantago | Nannyberry | D | 8' - 15' |
Viburnum placatum tomentosum | Doublefile Viburnum | D | 8' - 10' |
Viburnum prunifolium | Black Haw Viburnum | D | 10' - 12' |
Viburnum rhytidophyllum | Leatherleaf Viburnum | D | 6' - 15' |
Viburnum trilobum | American Cranberry Bush | D | 8' - 12' |
Botanic Name | Common Name | Type | Height |
Berberis mentorensis | Mentor Barberry | E | 3' - 4' |
Berberis thunbergii hybrids | Japanese Barberry (dwarf cultivars) | D | 2' - 4' |
Buxus | Boxwood cultivars | E | 2' - 3' |
Cotoneaster apiculata | Cranberry Cotoneaster | D | 2' - 3' |
Cotoneaster horizontalis | Rockspray Cotoneaster | D | 1' - 3' |
Daphne burkwoodii | Burkwood Daphne | D | 3' - 4' |
Duetzia gracilis | Slender Duetzia | D | 2' - 3' |
Euonymus fortunei ‘Sarcoxie’ | Sarcoxie Euonymus | E | 3' - 4' |
Forsythia viridissima ‘Bronxensis’ | Dwarf Forsythia | D | 1' - 2' |
Hypericon patulum | St. John’s Wort | D | 2' - 3' |
Juniperus (spreading varieties) | Juniper | E | 1' - 3' |
Mahonia aquifolium ‘Compacta’ | Dwarf Oregon Grape | E | 2' |
Microbiota decussata | Siberian Cypress | E | 1' |
Philadelphus virginialis | Miniature Snowflake | D | 2' - 3' |
Picea abies ‘Nidiformis’ | Bird’s Nest Spruce | E | 2' |
Picea abies ‘Pumila’ | Dwarf Norway Spruce | E | 2' - 3' |
Picea pumgens ‘Globosa’ | Blue Globe Spruce | E | 3' - 4' |
Pinus mugo | Mugho Pine | D | 3' - 4' |
Potentilla fruticosa hybrids | Bush Cinqufoil | D | 2' - 3' |
Rhus aromatica ‘Grow Low’ | Grow Low Fragment Sumac | D | 1' - 2' |
ribes alpinum | Alpine Currant | D | 3' - 5' |
Spirea x bumalda | Bumald Spirea | D | 2' - 3' |
Spirea japonica | Japanese Spirea | D | 2’ - 3' |
Spirea nipponica | Nippon Spirea | D | 2' - 3' |
Symphoricarpos orbiculatus | Coral Berry | D | 3' - 4' |
Syringa patula ‘Miss Kim’ | Dwarf Korean Lilac | D | 3' - 5' |
Taxus cupidata ‘Nana’ | Dwarf Japanese Yew | E | 2' - 3' |
Taxus media | Spreading Yew | E | 2' - 4' |
Thuja occidentalis ‘Hetzii Midget’ | Hetz Midget Arborvitae | E | 2' - 3' |
Common Name | Botanical Name | Negative Feature(s) |
Boxelder | Acer negundo | Aggressive, Shallow roots, Weak wood |
Norway Maple | Acer platanoides | Invasive |
Silver Maple | Acer saccharinum | Aggressive Shallow roots, Weak wood |
Tree of Heaven | Ailanthus altissima Seeds | Suckers, Weak wood, Invasive |
Mimosa | Albizia julibrissin | Invasive |
European White Birch | Betula pendula | Insect prone, Invasive |
Camphor Tree | Cinnamomum camphora | Invasive |
Russian Olive | Elaeagnus angustifolia | Poor form, Disease prone, Invasive |
Ash | Fraxinus spp. | Insects |
Ginkgo (Female) | Ginkgo biloba - Female | Fruits |
White Lead Tree | Leucaena leucocephala | Invasive |
Chinaberry Tree | Melia azedarach | Invasive |
Mulberry | Morus species | Fruits, Shallow roots, Invasive |
Princess Tree | Paulownia tomentosa | Invasive |
Senegal Date Palm | Phoenix reclinata | Invasive |
White Poplar | Populus alba | Suckers, Shallow roots, Weak wood, Invasive |
Cottonwood | Populus deltoids | Weak wood, Shallow roots, Seeds |
Lombardy Poplar | Populus nigra ‘Italica’ | Insects, Disease, Short-lived |
(Wild) Black Cherry | Prunus serotina | Disease prone |
Bradford Pear | Pyrus calleryana ‘Bradford’ | Weak branching, Low branches |
Brazilian Pepper Tree | Schinus terebinthifolius | Invasive |
Tallow Tree | Triadica sebifera | Invasive |
American Elm* | Ulmus americana* | Insects, Disease |
Siberian Elm | Ulmus pumila | Weak wood, Seeds |




Use | Access Drive (Minimum Distance from Intersection in Feet) | Access Drive (Minimum Distance from Adjacent Residential Property in Feet) | Number of Parking Spaces Required |
Churches, synagogues and parish houses | 50 | 25 | 1 space for each 4 permanent seats or 1 space for each 96 inches of pew or the total parking area shall equal 3 times the gross floor area |
Monasteries and convents | 50 | 25 | 1 space for each 2 residents; 1 space for each employee; and any auditorium or church requirements |
Public and private schools | |||
Elementary and junior high schools | 100 | 50 | 1 space for each 2 staff members plus 1 space per 8 seats in an auditorium |
High schools | 100 | 50 | 1 space for each 2 staff members plus 1 for each 2 seats in a classroom based on planned classroom capacities plus any auditorium regulations which are applicable |
Trade and vocational schools, colleges and universities | 100 | 50 | 1 space for each 2 employees plus 1 space for each 8 seats in a classroom based on planned classroom capacity |
Child care institutions, including type-A day care homes and child day care centers | 50 | 25 | 1 space for each staff member plus 1 space for each 4 children |
Public and private recreational facilities | |||
Golf courses | 50 | 25 | 8 spaces for each green |
Tennis courts | 50 | 25 | 4 spaces for each court |
Swimming pools | 50 | 25 | 1 space for each 50 sq. ft. of pool and pool deck area |
Park | 50 | 25 | Space equivalent to 1% of the total land area |
Libraries and museums | 50 | 25 | 1 space for each employee plus 1 space for each 200 sq. ft. of green floor area |
Public and private recreational facilities | |||
Governmental office | 50 | 25 | 1 space for each 300 sq. ft. of gross floor area plus 1 space per 4 seats of area used for public assembly |
Hospitals | 100 | 50 | 1 space for every 3 beds plus 1 space for each doctor plus 1 space for every 3 other employees |
Nursing homes and homes for the aged | 50 | 25 | 1 space for each staff member including doctors and nurses plus 1 for every 3 other employees plus 1 for every 6 beds |
Welfare centers, settlement houses, health centers | 50 | 25 | 1 space for each 300 sq. ft. of gross floor area |
Theaters, assembly halls, arenas and other auditoria | 1 space for each 5 seats or total parking area equal to 3 times the gross floor area | ||
Family homes | 50 | 15 | 1 for each staff member plus 4 additional for visitors |
Medical and dental offices and medical or dental laboratories | 1 space per doctor or dentist plus one space for each 150 net sq. ft. of waiting area and exam rooms |
Nonretail services and professional office buildings, excluding medical | 1 space for each 300 sq. ft. of net floor area |
Medical and psychological clinics | 1 space for each 100 sq. ft. of net floor area. |
Research laboratories | 1 space for each 400 sq. ft. of net floor area. |
Child care institutions such as kindergartens and day care nurseries | 1 space for each 2 employees plus any auditorium or assembly requirements which are applicable |
Food stores, over 10,000 gross square feet | 1 space for each 400 sq. ft. of net floor area |
Food stores up to 10,000 gross square feet | 1 space for each 200 sq. ft. of net floor area |
Restaurants, bars, taverns, lunchrooms (non-fast food or drive-in) | 1 space for each 80 sq. ft. of net floor area or 1 space for each 6 seats, whichever is greater |
Fast food and drive-in restaurants | 1 space for each 20 sq. ft. of net floor area |
Motels - hotels | 1 space for each guest room plus 1 space for each 400 sq. ft. of public meeting area and/or restaurant space |
Drug stores, gift items, pet stores, books and periodicals, sporting goods and household hardware, dry goods, wearing apparel, variety stores | 1 space for each 300 sq. ft. of net floor area |
Furniture, floor coverings, wall coverings, interior furnishings and finishes | 1 space for each 800 sq. ft. of net floor area including outdoor sales area. |
Banks, savings and loan institutions and security sales offices | 1 space for each 300 sq. ft. of net floor area plus 8 waiting spaces for each drive-up station. |
Trade vocational, business and dancing schools | 1 space for each 2 employees plus 1 space for each 8 seats in a classroom based on planned classroom capacity |
Barber shops, beauty salons and similar personal services | 1 space for each chair or station plus 1 space for each 2 employees |
Theaters, assembly halls, arenas and other auditoria | 1 space for each 5 seats |
Libraries and museums | 1 space for each employee plus 1 space for each 800 sq. ft. of net floor area |
Bowling alleys | 5 spaces for each lane, exclusive of restaurant areas |
Gasoline service stations | 1 space for each pump plus 2 spaces for each service bay and stopping space adjacent to pump islands |
Funeral homes | 1 space for each 5 eats or total parking area equal to 3 times the gross floor area, whichever is greater |
Automobile repair and service garages | 1 space for each 500 sq. ft. of net floor area plus 1 space for each 2 employees |
New car dealers | 1 space for each 800 sq. ft. of net floor area plus 10% of any outdoor lot must be reserved for customer parking |
Used car dealers | 25% of the permitted sales area must be reserved for customer parking |
Nurseries, plant husbandry, garden supplies, agricultural produce and other outdoor retail sales uses | Total parking area equal to 25% of total display and selling area plus 1 space for each 2 employees |
Laundromats | 1 space per 2 rental appliances |
Use | Required Off-Street Parking Spaces |
Commercial services in any manufacturing district | 1 space for each 400 square feet of building floor area and 1 space for each 1,000 square feet of outdoor storage area if permitted, but not less that 5 spaces shall be permitted for any such use, except as modified as follows: |
In addition, banks with drive-in windows shall provide waiting lanes for not less that 8 automobiles for each drive- in window within the lot containing the bank | |
Eating places without interior seating for at least 40 persons shall provide 1 space for each 20 square feet of floor area | |
Eating places with interior seating for more than 40 persons shall provide 1 space for each 50 square feet of floor area or 1 space for each 4 seats, whichever is greater | |
Public utilities and vehicle storage | 1 space for each 1,000 square feet of floor area and 1 additional space for each 2,000 square feet of outdoor storage, if permitted |
Storage or wholesale uses | 1 space for each 1,000 square feet of floor area and 1 additional space for each 2,000 square feet of outdoor storage, if permitted, but not less than 3 spaces shall be provided for any such use |
Scientific laboratories | 1 space for each 400 square feet of floor area |
Manufacturing uses | 1 space for each 400 square feet of floor area and 1 additional space for each 1,000 square feet of outdoor processing or storage area |
Sign Regulations, Landscaping and Parking
Schedule 1: Parking Dimensions | |||
Minimum Parking Space Size | |||
Angle of Parking | Width | Length | Minimum Aisle Width |
Parallel - One-way traffic | 8 feet | 22 feet | 12 feet |
Parallel - Two-way traffic | 8 feet | 22 feet | 20 feet |
90-degree | 9 feet | 18 feet | 22 feet |
60-degree | 9 feet | 18 feet | 17 feet (for one-way) |
45-degree | 9 feet | 18 feet | 13 feet (for one-way) |
Disabled | Refer to ADA guidelines | ||






For this land use type. . . | . . . 1 broadleaf/deciduous tree or evergreen conifer shall be required for every . . . |
Multiple Family Residential and Planned unit Residential Development | 1,000 square feet of yard area |
Commercial | 1,000 square feet of yard area |
Manufacturing | 1,000 square feet of yard area |
Zoning District | # of trees | Minimum # of shrubs* | Front Yard Sod or Groundcover |
Residential | 1 | 8 | Yes |
Residential Office | 1 | 8 | Yes |
TYPE | MINIMUM WIDTH | MINIMUM SIZE | LANDSCAPING REQUIRED PER 100 LINEAR FEET OF BUFFER* |
A | 10 feet | 2-1/2" caliper (deciduous trees) or 6 feet height (evergreen trees) 3 feet shrubs | 4 trees* and 10 large shrubs |
B | 20 feet | 2-1/2" caliper (deciduous trees) or 6 feet height (evergreen trees) 3 feet shrubs | 6 trees and 15 large shrubs |
C | 5 feet | 2-1/2" caliper (deciduous trees) 3 foot height continuous shrub screen | 3 deciduous trees and shrubs maximum spacing 3 - 5 feet on center depending on species, provided the treatment creates a continuous visual screen |
D | 25 feet | 2-1/2" caliper (deciduous trees) or 6 feet height (evergreen trees) 3 feet shrubs, 6 feet fence/berm | 8 trees and 15 shrubs supplemented by a 3 - 6 foot opaque fence |
E | N/A | 8 feet | Fence or wall shall be opaque |
F | 25 feet | 8 feet | 8 foot fence (OR combination of earth berm and fence to achieve total height of 8 feet) with 8 trees and 15 shrubs |
District of Subject Property | Adjacent District or Similar Use | |||||
R | F | C | O | U | I | |
R | A | A | B | D | B | |
F | B | D | A | B | B | |
C | A | A | A | C | C | |
O | B | A | C | B | B | |
U | D | B | A | B | A | |
I | D | D | E | B | A | |
Special Uses | ||||||
Hospital | B | |||||
College | B | |||||
Botanic Name | Common Name | Type | Height | Tree Category |
Acer campestre | Hedge Maple | D | 30' - 40' | Ornamental |
Acer freemanii | Freeman Maple | D | 50' - 60' | Shade |
Acer rubrum | Red Maple | D | 40' - 60' | Shade |
Acer saccharum | Sugar Maple | D | 50' - 70' | Shade |
Carpinus betulas ‘Fastigiata’ | Upright European Hornbeam | D | 30' - 40' | Ornamental |
Carpinus caroliniana | American Hornbeam | D | 25' - 30' | Ornamental |
Celtis occidentalis | Hackberry | D | 50' - 75' | Shade |
Gingko biloba (male only) | Gingko | D | 40' - 60' | Shade |
Gleditzia tricanthos inermis | Thornless Honeylocust | D | 30' - 60' | Shade |
Gleditzia tricanthos ‘Imperial’ | Imperial Honeylocust | D | 30' - 60' | Shade |
Koelreuteria paniculata | Golden Rain Tree | D | 30' - 40' | Ornamental |
Liquidamber styaciflua | American Sweet Gum | D | 40' - 60' | Shade |
Liriodendron tulipifera | Tulip Tree | D | 70' - 80' | Shade |
Pyrus calleryana ‘Aristocrat’ | Aristocrat Pear | D | 35' - 45' | Shade |
Quercus alba | White Oak | D | 60' - 80' | Shade |
Quercus bicolor | Swamp White Oak | D | 40' - 50' | Shade |
Quercus coccinea | Scarlet Oak | D | 60' - 80' | Shade |
Quercus palustris | Pin Oak | D | 50' - 80' | Shade |
Quercus phellos | Willow Oak | D | 50' - 70' | Shade |
Quercus robur | English Oak | D | 50' - 70' | Shade |
Quercus rubra | Red Oak | D | 40' - 60' | Shade |
Tillia americana | Basswood Linden | D | 40' - 60' | Shade |
Tillia cordata ‘Green Spine’ | Little-Leaf Linden | D | 40' - 50' | Shade |
Tillia tomentosa | Silver Linden | D | 40' - 50' | Shade |
Zelkova serrata ‘Village Green’ | Village Green Zelkova | D | 40' - 60' | Shade |
Botanic Name | Common Name | Type | Height | Tree Category |
Carpinus caroliniana | American Hornbeam | D | 25' - 30' | Ornamental |
Cercis canadensis | Eastern Redbud | D | 20' - 25' | Ornamental |
Crataegus crus-galli | Cockspur Hawthorn (thornless spp.) | D | 15' - 25' | Ornamental |
Malus hybrids | Flowering Crabapple | D | 15' - 30' | Ornamental |
Prunus ‘Newport’ | Newport Plum | D | 15' -20' | Ornamental |
Prunus maackii | Amur Chokecherry | D | 25' - 30' | Ornamental |
Prunus virginiana | Chokecherry | D | 20' - 25' | Ornamental |
Botanic Name | Common Name | Type | Height | Tree Category |
Acer ginall | Amur Maple | D | 15' - 20' | Ornamental |
Acer palmatum | Japanese Maple | D | 15' - 20' | Ornamental |
Amelanchier canadansis | Juneberry | D | 30' - 35' | Ornamental |
Amelanchier grandifloria | Apple Serviceberry | D | 25' - 30' | Ornamental |
Amelanchier laevis | Allegheny Serviceberry | D | 25' - 30' | Ornamental |
Betula nigra | River Birch | D | 40' - 60' | Ornamental |
Betula papyrifera | Paper Birch | D | 40' - 60' | Ornamental |
Cercidyphyllum japonicum | Katsura Tree | D | 25' - 40' | Ornamental |
Cercis Canadensis | Eastern Redbud | D | 20' - 30' | Ornamental |
Cornus kousa | Japanese Dogwood | D | 20' - 25' | Ornamental |
Cotinus coggyria | Smoke Tree | D | 15' - 20' | Ornamental |
Magnolia loebneri | Magnolia | D | 12' - 15' | Ornamental |
Magnolia soulangiana | Saucer Magnolia | D | 15' - 20' | Ornamental |
Magnolia stellata | Star Magnolia | D | 10' - 15' | Ornamental |
Botanic Name | Common Name | Type | Height | Tree Category |
Abies Concolor | White Fir | E | 30' - 50' | Evergreen |
Picea abies | Norway Spruce | E | 50' - 60' | Evergreen |
Picea glauca densata | Black Hills Spruce | E | 50' - 60' | Evergreen |
Picea omorika | Serbian Spruce | E | 50' - 60' | Evergreen |
Picea pungens | Colorado Spruce | E | 60' - 75' | Evergreen |
Picea pumgens ‘Glauca’ | Colorado Blue Spruce | E | 60' - 75' | Evergreen |
Pinus nigra | Austrian Pine | E | 30' - 60' | Evergreen |
Pinus ponderosa | Ponderosa Pine | E | 40' - 50' | Evergreen |
Pinus strobes | Eastern White Pine | E | 50' - 100' | Evergreen |
Tsuga canadensis | Canadian Hemlock | E | 60' - 75' | Evergreen |
Botanic Name | Common Name | Type | Height |
Aronia melanocarpa | Black Chokeberry | D | 4' - 6' |
Berberis thunbergii Hybrids | Japanese Barberry | D | 3' - 5' |
Buxus microphylla ‘Koreana’ | Korean Boxwood | E | 2' - 3' |
Chaenomeles species | Flowering quince | D | 2' - 6' |
Euonymus fortunei | Euonymus | E | 4' - 6' |
Hydrangea macrophylla “Nikko Blue’ spp. | Nikko Blue Hydrangea | D | 3' - 4' |
Ilex crenata | Japanese Holly | E | 3' - 5' |
Mahonia aquifolium | Oregon Grape | E | 3' - 6' |
Physocarpus opulifolius intermedius | Dwarf Ninebark | D | 4' - 5' |
Prunus glandulosa | Flowering Almond | D | 4' - 6' |
Rhus aromatica | Fragment Sumac | D | 4' - 6' |
Spiraea x bumalda | Burmald Spiraea | D | 3' - 4' |
Spiraea japonica | Japanese Spiraea | D | 3' - 4' |
Symphoricarpos alba | White Snowberry | D | 5' - 6' |
Weigela florida | Flowering Weigela | D | 4' - 5' |
Weigela vaniceki | Cardinal Shrub | D | 4' - 5' |
Botanic Name | Common Name | Type | Height |
Caragana arborescens | Siberian Peashrub | D | 12' - 15' |
Cornus alba, ‘Elegantissima’ | Variegated Dogwood | D | 6' - 10' |
Cornus alternifolia | Pagoda Dogwood | D | 15' - 20' |
Cornus sericea baileyi | Redtwig Dogwood | D | 8' - 10' |
Cotinus coggygria | Smoke Tree | D | 8' - 10' |
Cotoneaster acutifolious | Peking Cotoneaster | D | 4' - 8' |
Euonymus alatus ‘compactus’ | Burning Bush | D | 7' - 10' |
Forsythia intermedia Hybrids | Hybrid Forsythia | D | 7' - 10' |
Forsythia suspense | Weeping Forsythia | D | 8' - 10' |
Hamamelis virginiana | Common Witch Hazel | D | 10' - 15' |
Hibiscus syriacus | Rose-of-Sharon | D | 4' - 12' |
Hydrangea arborescens ‘Annabelle’ | Annabelle Hydrangea | D | 4' - 15' |
Hydrangea paniculata ‘Grandiflora’ | Peegee Hydrangea | D | 6' - 10' |
Ilex meserveae | Blue Holly | E | 6' - 8' |
Ilex opaca | American Holly | E | 8' - 15' |
Juniperus chinensis | Chinese Juniper | E | 6' - 15' |
Juniperus scopulorum | Rocky Mountain Juniper | E | 6' - 15' |
Ligustrum amurense | Amur Privet | D | 4' - 8' |
Ligustrum ‘Vicaryi’ | Golden Vicary Privet | D | 4' - 12' |
Myrica pennsylvanica | Northern Bayberry | D | 5' - 10' |
Philadelphus coronaries | Sweet Mockorange | D | 8' - 10' |
Philadelphus virginialis | Minnesota Snowflake | D | 6' - 8' |
Picea glauca ‘Conica’ | Dwarf Alberta Spruce | E | 6' - 10' |
Prunus cistena | Cistena Plum | D | 6' - 8' |
Prunus triloba | Flowering Almond | D | 8' - 10' |
Rhamnus frangula | Alder Buckthorn | D | 12' - 15' |
Rhus glabra | Smooth Sumac | D | 8' - 10' |
Rhus typhina | Staghorn Sumac | D | 8' - 12' |
Sambucus Canadensis | American Elderberry | D | 6' - 8' |
Shepherdia argentea | Silver Buffaloberry | D | 5' - 8' |
Sorbaria sorbifolia | False Spiraea | D | 6' - 8' |
Syringa chinensis | Chinese Lilac | D | 6' - 8' |
Syringa hyacinthiflora Hybrids | Hybrid Canadian Lilac | D | 8' - 12' |
Syringa vulgaris | Common Lilac | D | 8' - 12' |
Syringa vulgaris Hybrids | Hybrid French Lilac | D | 8' - 12' |
Taxus cuspidata ‘Capitata’ | Upright Japanese Yew | E | 10' - 25' |
Taxus ‘Hicksi’ | Hick’s Yew | E | 10' - 12' |
Thuja occidentalis Hybrids | American Arbovitae | E | 4' - 15' |
Viburnum dentatum | Arrowwood Viburnum | D | 10' - 15' |
Viburnum lantana | Wayfaring Tree | D | 8' - 15' |
Viburnum lantago | Nannyberry | D | 8' - 15' |
Viburnum placatum tomentosum | Doublefile Viburnum | D | 8' - 10' |
Viburnum prunifolium | Black Haw Viburnum | D | 10' - 12' |
Viburnum rhytidophyllum | Leatherleaf Viburnum | D | 6' - 15' |
Viburnum trilobum | American Cranberry Bush | D | 8' - 12' |
Botanic Name | Common Name | Type | Height |
Berberis mentorensis | Mentor Barberry | E | 3' - 4' |
Berberis thunbergii hybrids | Japanese Barberry (dwarf cultivars) | D | 2' - 4' |
Buxus | Boxwood cultivars | E | 2' - 3' |
Cotoneaster apiculata | Cranberry Cotoneaster | D | 2' - 3' |
Cotoneaster horizontalis | Rockspray Cotoneaster | D | 1' - 3' |
Daphne burkwoodii | Burkwood Daphne | D | 3' - 4' |
Duetzia gracilis | Slender Duetzia | D | 2' - 3' |
Euonymus fortunei ‘Sarcoxie’ | Sarcoxie Euonymus | E | 3' - 4' |
Forsythia viridissima ‘Bronxensis’ | Dwarf Forsythia | D | 1' - 2' |
Hypericon patulum | St. John’s Wort | D | 2' - 3' |
Juniperus (spreading varieties) | Juniper | E | 1' - 3' |
Mahonia aquifolium ‘Compacta’ | Dwarf Oregon Grape | E | 2' |
Microbiota decussata | Siberian Cypress | E | 1' |
Philadelphus virginialis | Miniature Snowflake | D | 2' - 3' |
Picea abies ‘Nidiformis’ | Bird’s Nest Spruce | E | 2' |
Picea abies ‘Pumila’ | Dwarf Norway Spruce | E | 2' - 3' |
Picea pumgens ‘Globosa’ | Blue Globe Spruce | E | 3' - 4' |
Pinus mugo | Mugho Pine | D | 3' - 4' |
Potentilla fruticosa hybrids | Bush Cinqufoil | D | 2' - 3' |
Rhus aromatica ‘Grow Low’ | Grow Low Fragment Sumac | D | 1' - 2' |
ribes alpinum | Alpine Currant | D | 3' - 5' |
Spirea x bumalda | Bumald Spirea | D | 2' - 3' |
Spirea japonica | Japanese Spirea | D | 2’ - 3' |
Spirea nipponica | Nippon Spirea | D | 2' - 3' |
Symphoricarpos orbiculatus | Coral Berry | D | 3' - 4' |
Syringa patula ‘Miss Kim’ | Dwarf Korean Lilac | D | 3' - 5' |
Taxus cupidata ‘Nana’ | Dwarf Japanese Yew | E | 2' - 3' |
Taxus media | Spreading Yew | E | 2' - 4' |
Thuja occidentalis ‘Hetzii Midget’ | Hetz Midget Arborvitae | E | 2' - 3' |
Common Name | Botanical Name | Negative Feature(s) |
Boxelder | Acer negundo | Aggressive, Shallow roots, Weak wood |
Norway Maple | Acer platanoides | Invasive |
Silver Maple | Acer saccharinum | Aggressive Shallow roots, Weak wood |
Tree of Heaven | Ailanthus altissima Seeds | Suckers, Weak wood, Invasive |
Mimosa | Albizia julibrissin | Invasive |
European White Birch | Betula pendula | Insect prone, Invasive |
Camphor Tree | Cinnamomum camphora | Invasive |
Russian Olive | Elaeagnus angustifolia | Poor form, Disease prone, Invasive |
Ash | Fraxinus spp. | Insects |
Ginkgo (Female) | Ginkgo biloba - Female | Fruits |
White Lead Tree | Leucaena leucocephala | Invasive |
Chinaberry Tree | Melia azedarach | Invasive |
Mulberry | Morus species | Fruits, Shallow roots, Invasive |
Princess Tree | Paulownia tomentosa | Invasive |
Senegal Date Palm | Phoenix reclinata | Invasive |
White Poplar | Populus alba | Suckers, Shallow roots, Weak wood, Invasive |
Cottonwood | Populus deltoids | Weak wood, Shallow roots, Seeds |
Lombardy Poplar | Populus nigra ‘Italica’ | Insects, Disease, Short-lived |
(Wild) Black Cherry | Prunus serotina | Disease prone |
Bradford Pear | Pyrus calleryana ‘Bradford’ | Weak branching, Low branches |
Brazilian Pepper Tree | Schinus terebinthifolius | Invasive |
Tallow Tree | Triadica sebifera | Invasive |
American Elm* | Ulmus americana* | Insects, Disease |
Siberian Elm | Ulmus pumila | Weak wood, Seeds |




Use | Access Drive (Minimum Distance from Intersection in Feet) | Access Drive (Minimum Distance from Adjacent Residential Property in Feet) | Number of Parking Spaces Required |
Churches, synagogues and parish houses | 50 | 25 | 1 space for each 4 permanent seats or 1 space for each 96 inches of pew or the total parking area shall equal 3 times the gross floor area |
Monasteries and convents | 50 | 25 | 1 space for each 2 residents; 1 space for each employee; and any auditorium or church requirements |
Public and private schools | |||
Elementary and junior high schools | 100 | 50 | 1 space for each 2 staff members plus 1 space per 8 seats in an auditorium |
High schools | 100 | 50 | 1 space for each 2 staff members plus 1 for each 2 seats in a classroom based on planned classroom capacities plus any auditorium regulations which are applicable |
Trade and vocational schools, colleges and universities | 100 | 50 | 1 space for each 2 employees plus 1 space for each 8 seats in a classroom based on planned classroom capacity |
Child care institutions, including type-A day care homes and child day care centers | 50 | 25 | 1 space for each staff member plus 1 space for each 4 children |
Public and private recreational facilities | |||
Golf courses | 50 | 25 | 8 spaces for each green |
Tennis courts | 50 | 25 | 4 spaces for each court |
Swimming pools | 50 | 25 | 1 space for each 50 sq. ft. of pool and pool deck area |
Park | 50 | 25 | Space equivalent to 1% of the total land area |
Libraries and museums | 50 | 25 | 1 space for each employee plus 1 space for each 200 sq. ft. of green floor area |
Public and private recreational facilities | |||
Governmental office | 50 | 25 | 1 space for each 300 sq. ft. of gross floor area plus 1 space per 4 seats of area used for public assembly |
Hospitals | 100 | 50 | 1 space for every 3 beds plus 1 space for each doctor plus 1 space for every 3 other employees |
Nursing homes and homes for the aged | 50 | 25 | 1 space for each staff member including doctors and nurses plus 1 for every 3 other employees plus 1 for every 6 beds |
Welfare centers, settlement houses, health centers | 50 | 25 | 1 space for each 300 sq. ft. of gross floor area |
Theaters, assembly halls, arenas and other auditoria | 1 space for each 5 seats or total parking area equal to 3 times the gross floor area | ||
Family homes | 50 | 15 | 1 for each staff member plus 4 additional for visitors |
Medical and dental offices and medical or dental laboratories | 1 space per doctor or dentist plus one space for each 150 net sq. ft. of waiting area and exam rooms |
Nonretail services and professional office buildings, excluding medical | 1 space for each 300 sq. ft. of net floor area |
Medical and psychological clinics | 1 space for each 100 sq. ft. of net floor area. |
Research laboratories | 1 space for each 400 sq. ft. of net floor area. |
Child care institutions such as kindergartens and day care nurseries | 1 space for each 2 employees plus any auditorium or assembly requirements which are applicable |
Food stores, over 10,000 gross square feet | 1 space for each 400 sq. ft. of net floor area |
Food stores up to 10,000 gross square feet | 1 space for each 200 sq. ft. of net floor area |
Restaurants, bars, taverns, lunchrooms (non-fast food or drive-in) | 1 space for each 80 sq. ft. of net floor area or 1 space for each 6 seats, whichever is greater |
Fast food and drive-in restaurants | 1 space for each 20 sq. ft. of net floor area |
Motels - hotels | 1 space for each guest room plus 1 space for each 400 sq. ft. of public meeting area and/or restaurant space |
Drug stores, gift items, pet stores, books and periodicals, sporting goods and household hardware, dry goods, wearing apparel, variety stores | 1 space for each 300 sq. ft. of net floor area |
Furniture, floor coverings, wall coverings, interior furnishings and finishes | 1 space for each 800 sq. ft. of net floor area including outdoor sales area. |
Banks, savings and loan institutions and security sales offices | 1 space for each 300 sq. ft. of net floor area plus 8 waiting spaces for each drive-up station. |
Trade vocational, business and dancing schools | 1 space for each 2 employees plus 1 space for each 8 seats in a classroom based on planned classroom capacity |
Barber shops, beauty salons and similar personal services | 1 space for each chair or station plus 1 space for each 2 employees |
Theaters, assembly halls, arenas and other auditoria | 1 space for each 5 seats |
Libraries and museums | 1 space for each employee plus 1 space for each 800 sq. ft. of net floor area |
Bowling alleys | 5 spaces for each lane, exclusive of restaurant areas |
Gasoline service stations | 1 space for each pump plus 2 spaces for each service bay and stopping space adjacent to pump islands |
Funeral homes | 1 space for each 5 eats or total parking area equal to 3 times the gross floor area, whichever is greater |
Automobile repair and service garages | 1 space for each 500 sq. ft. of net floor area plus 1 space for each 2 employees |
New car dealers | 1 space for each 800 sq. ft. of net floor area plus 10% of any outdoor lot must be reserved for customer parking |
Used car dealers | 25% of the permitted sales area must be reserved for customer parking |
Nurseries, plant husbandry, garden supplies, agricultural produce and other outdoor retail sales uses | Total parking area equal to 25% of total display and selling area plus 1 space for each 2 employees |
Laundromats | 1 space per 2 rental appliances |
Use | Required Off-Street Parking Spaces |
Commercial services in any manufacturing district | 1 space for each 400 square feet of building floor area and 1 space for each 1,000 square feet of outdoor storage area if permitted, but not less that 5 spaces shall be permitted for any such use, except as modified as follows: |
In addition, banks with drive-in windows shall provide waiting lanes for not less that 8 automobiles for each drive- in window within the lot containing the bank | |
Eating places without interior seating for at least 40 persons shall provide 1 space for each 20 square feet of floor area | |
Eating places with interior seating for more than 40 persons shall provide 1 space for each 50 square feet of floor area or 1 space for each 4 seats, whichever is greater | |
Public utilities and vehicle storage | 1 space for each 1,000 square feet of floor area and 1 additional space for each 2,000 square feet of outdoor storage, if permitted |
Storage or wholesale uses | 1 space for each 1,000 square feet of floor area and 1 additional space for each 2,000 square feet of outdoor storage, if permitted, but not less than 3 spaces shall be provided for any such use |
Scientific laboratories | 1 space for each 400 square feet of floor area |
Manufacturing uses | 1 space for each 400 square feet of floor area and 1 additional space for each 1,000 square feet of outdoor processing or storage area |