Environment & Sustainability | Trees
ii. Allowable sites for receiving off-site replacement plantings may include public lands, open space areas, open space tracts, delineated environmentally critical areas and associated buffers. A receiving site shall be within the Sammamish City limits or within land owned by the City. b. Landscape Restoration. Where appropriate, other measures designed to mitigate the loss of trees by restoring all or parts of the forest landscape and its associated benefits may be considered. Measures, as determined by the director, may include, but are not limited to: i. Creation of wildlife snags from trees which would otherwise be removed; ii. Replacement of certain ornamental trees with native shrubs and groundcover; iii. Replacement of hazardous or short-lived trees with healthy new trees that have a greater chance of long-term survival; iv. Daylighting and restoration of stream corridors with native vegetation; and v. Protection of nonsignificant trees to provide for the successional stages of forest development. 4. Tree Replacement Guidelines and Requirements. The following provisions shall be considered for tree replacement: a. Replacement trees should be planted to reestablish or enhance tree clusters where they previously existed;
b. Where possible, replacement trees should be planted within environmentally critical areas and associated buffers. Replacement trees may be planted within a designated open space tract or environmentally critical area tract, where it is determined that such planting enhances and complements existing vegetation and environmental functions; c. Replacement trees shall be planted in locations appropriate to the species’ growth habit and horticultural requirements; d. Replacement trees shall be located away from areas where damage is likely; e. Replacement trees shall be located to provide screening of the development from adjacent properties, where appropriate; f. Replacement trees shall be planted in areas that connect or are adjacent to a designated open space tract or environmentally critical area tract or other open space, where appropriate; g. Replacement trees shall be integrated into the required landscape plans, if any, for a development; and h. Replacement trees to be planted next to or under power lines shall be selected with consideration of the trees’ maturation and maintenance requirements. 5. Tree Maintenance. All required replacement trees and relocated trees shown on an approved permit, whether located on site or off site, shall be maintained in healthy condition by the applicant throughout the life of the
174 | Title 21: Sammamish Development Code
Effective | January 1, 2022
Made with FlippingBook Ebook Creator