Landscape Plan and Planet Materials List. Prior to the issuance of any building permits in a given tract, a conceptual landscape plan for all common areas and/or developer-installed landscape areas shall be submitted to the planning division by the developer for review and approval by the planning division. In the estate area, the landscape plan shall also include the lower portions of estate lots abutting San Dimas Avenue, Via Amarilla, Calle, Canela, and the canyon located in the southern portion of Tract 39492. The landscape plan shall indicate natural areas, introduced landscape areas and fire prevention areas. In addition to the landscaping to be provided by the developer, the developer shall submit with the landscape plan required by this section, a complete plant material list for use by individual homeowners in their selection of plan materials.