(A) Generally.
(1) Applicability. Site landscaping is required around multiple-family buildings, civic, institutional, commercial office and retail, industrial, and mixed-use buildings.
(2) Planting requirements. The required number of overstory and understory trees and shrubs or ornamental grasses as set out in the respective zoning district.
(B) Off-street parking, driveways, and loading areas.
(1) Generally.
(a) Landscape plan required. A landscape plan for all parking lots regardless of size shall be prepared and submitted to the city for review and approval for any landscaping, buffer, or screening required by the city.
(b) Preparation of landscape plan. To encourage landscape plans to be thoughtfully arranged so site elements are artfully and technically organized in a way that conveys meaning, coherence, and spatial organization, a qualified individual or organization, as acceptable to the Zoning Administrator, shall prepare the landscape plan.
(c) Landscape plan contents. All landscape plans are subject to the contents set forth in the site plan procedures in § 156.J.004, Administrative Review Procedures.
(2) Parking lot design.
(a) All rows of parking that exceed 20 stalls in length shall be terminated with a curbed landscaped island that is a minimum nine feet wide and no less than 16 feet in length (32 feet in length for head-to-head parking stalls).
(b) Off-street parking lots that exceed 100 stalls shall require no parking or loading area shall be more than 100 feet from a tree located within a landscaped open space area.
(c) Sidewalks that abut the front edge of any parking stall shall be no less than seven feet wide to accommodate a two feet vehicle overhang.
(3) Sidewalk requirement. Every parking lot of more than 100 spaces shall have at least one pedestrian walkway.
(4) Landscaping required. All parking lot islands shall be landscaped with turf grass, ornamental grass plantings, plant beds, shrubs, trees, rock, and/or chip brick. The use of pavers in an island shall only be used in combination with plant-scaping materials. Sidewalks may be constructed within a parking lot island as necessary to accommodate pedestrian circulation. See Figure 156.F.003-1, Off-Street Parking, Driveways, and Loading Areas. See Figure 156.F.003-1, Off-Street Parking, Driveways, and Loading Areas.
(5) Parking lot screening. Whenever an off-street parking area fronts along a public street, an average of one overstory and two understory trees shall be planted every 75 feet within the parking lot setback area. In areas of public utility easement, no trees are required but the screening material must incorporate plant-scaping. Additionally, a minimum three-foot-tall screen shall be installed between the parking lot and the adjoining street along the entire frontage in accordance with minimum visibility requirements at intersections, driveways, and alleys. This screen can be constructed with any combination of ornamental grasses, shrubs, earth berming, low masonry walls, and decorative fencing. Shrubs and ornamental grasses shall have a mature height of at least three feet.
(6) Parking lot setback. The parking lot setback shall be a minimum width of five feet.
(C) Trees required. Trees shall be required in all zoning districts following the design standards provided within this section.
(1) Single-family detached. A minimum of two overstory trees is required per single-family lot.
(2) Single-family attached and duplex. One overstory tree shall be required for every 40 feet of average lot width.
(3) Other residential and non-residential.
(a) A minimum of five overstory trees per acre shall be required.
(b) Unless otherwise approved by the city, required trees shall not be located within the street right-of-way, between the edge of the public street and any sidewalk or trail. The trees shall be shown on a landscaping plan provided to the Zoning Administrator. The tree planting plan shall include the location, size, and species of all street trees being proposed.
(Ord. 15039, passed 4-11-2022)