A. Applicability: The landscape and screening element provisions of this section apply to all trees, plant materials, and other materials and features used to satisfy the landscaping and screening requirements of this zoning ordinance.
1. General: Canopy trees used to satisfy the requirements of this chapter must be of a deciduous street tree variety with a leaf and branch structure that creates a uniform crown and an opaque tree canopy.
a. Tree species are limited to those on the Village's preferred species list (see Sec.
4-6-9-9 of the village code).
b. The planting of invasive species is expressly prohibited (see Appendix A of Chapter 4-6).
c. Ornamental trees may be used to satisfy canopy tree requirements if they meet the minimum size requirements. Ornamental trees must be set back at least five feet (5') from all sidewalks. No more than fifty percent (50%) of total trees provided may be ornamental trees.
2. Tree Size: Canopy trees must be at least 2.5-inch-caliper size at the time of planting. Evergreen trees must be at least six feet (6') in height at time of planting.
3. Planting Areas: Any area used for planting canopy trees must have a surface area of at least one hundred (100) square feet and at least one hundred and fifty (150) cubic feet of planting soil per tree. Planting areas for canopy trees may include modular suspended pavement systems that contain healthy non-compacted soil, and the permeable surface area of such systems may be counted toward the minimum surface area required.
4. Credit for Existing Trees: An existing canopy tree on the subject lot may be counted towards minimum canopy tree requirements if such tree complies with the regulations of this subsection. In addition:
a. Any existing canopy tree with a diameter at breast height of more than twelve inches (12") may be counted as two (2) trees; and
b. Any existing canopy tree with a diameter at breast height of more than eighteen inches (18") may be counted as three (3) trees.
5. Tree Diversity: When a site requires ten (10) or more trees, no more than twenty percent (20%) may be from any one family, genus, or species.
1. General: Landscaped areas consist of planting beds filled with low-level or eye-level plants. Low-level plants include low shrubs and ornamental grasses. Eye-level plants include tall shrubs. When used for screening, low-level plants are intended to define spaces and allow for natural surveillance, while eye-level plants are intended to obscure the view of the area being screened.
a. Low shrubs are deciduous shrubs or evergreen shrubs that are expected to grow to a mature height of no more than four feet (4'). Ornamental grasses may be substituted for required low shrubs at the rate of two (2) ornamental grasses per one low shrub.
b. Tall shrubs are deciduous shrubs or evergreen shrubs that are expected to grow to a mature height of at least six feet (6').
3. Planting Soil: Landscaped areas must have healthy non-compact planting soil at least eighteen inches (18") deep.
4. Plant Combinations: When landscaped areas allow for multiple plant types, any equivalent combination of the permitted plant types may be used.
5. Plant Size: Minimum and maximum plant sizes for plants are specified in Table 9-2.
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Ornamental grasses | | | |
Low shrubs | | | |
Tall shrubs | | | |
Evergreen trees | | | |
D. Fences and Walls: Fences and walls are generally prohibited in the village. In those limited instances where a wall or fence is expressly allowed or required to meet the screening requirements of this chapter, such fence of wall must be confined to the area required to be screened. . Fence and walls designs require village approval.
E. Green Infrastructure: Green infrastructure is any combination of landscaping, facilities, or equipment that captures rainwater at or near the site where it falls by infiltration into the soil, evapotranspiration by plants, or storage for reuse. The following green infrastructure features may be used for interior parking landscaping, as described in 90-430.40:
1. Permeable Paving: Permeable paving is a surface paved with permeable pavers, porous concrete or porous asphalt that allows water infiltration into the soil.
2. Rain Garden: A rain garden is a landscaped area specifically designed to capture and infiltrate storm water and filled with deep-rooted plants.
3. Bioswale: A bioswale is a depressed area designed to capture and infiltrate stormwater runoff and remove pollutants. Constructed wetlands and other bio-retention facilities may also be considered bioswales for the purposes of this chapter.
4. Rain Water Catchment Area: A rainwater catchment area is an area from which rainfall flows into a rain garden, bioswale or other bio-retention facility.
F. Other Landscaping and Screening Elements.
1. Berms: A berm may be used to meet the minimum screening requirements of this chapter if expressly approved by the board of trustees or zoning official.
2. Boulders: Boulders and other hard, round elements greater than eighteen inches (18") in diameter with irregular surfaces meant to appear eroded by nature are prohibited within street rights-of-way. Masonry objects and structures with flat, finished surfaces are permitted to mark a gateway condition, provide pedestrian seating, or to define a street edge. Retaining walls consisting of boulders or stones are permitted, but may not be used to meet the minimum screening requirements of this chapter. (Ord. 2025-1446, 10-9-2025)