2307 25TH ST 2017-01-19 - Laserfiche WebLink

EXHIBIT B 4` 4-,,r;=._. ir VI RETT RAIN GARDEN MAINTENANCE PLAN Ongoitig.mainteiiance,of.xh.e rain garden ensures that it functions properly and becomes a positive example,.for•*.e rain garden projects. The Rain Garden Handbook for Western Washington'Homeowners by Washington State University Extension provides further maiiitenance details,, Debris removal:'-\Check the inlet,in•the rain garden for garbage and debris throughout the year. Before the'Tarriy.season begins in September,check for debris to ensure that storm water drains freely into the•.raiii garden. Mulching: A 3"layer oft ediur • n bark mulch*arborist wood chips will help block weeds from sprouting on theoi•l sur•face,will help keep the soil moist, and will help ' prevent soil compaction from liglrffoot•-traffic. • Watering: In order to ensure that plants get4e11,.established,plants will need deep watering during the drier months for the•first two or'three years. Remember to water after a dry period even when the planting beds..are established. Weeding: Weed the planting beds 3 -5 times a.year:to keep invasive plants and weeds under control. Some plants may need to be deadheaded•of lightly pruned. Fertilizing: Do not apply fertilizers to your rain gird-mi. .The rain garden soil mix provides plenty of nutrients and your garden is planted with native plants that are adapted to this region,no fertilizing is needed. Herbicides and Pesticides: Do not use herbicides or pesti'ide ,itgour i`ain garden. Erosion control: Check the rain garden for areas of exposed•s oic:particularly,in the fall before the wet season begins, as well as in the winter. If erosion`persists-•in the`r-ain garden, too much water may be flowing into the garden too rapidly. r° Plant replacement: Occasionally certain plants in the new rain garden.wi.11'not tht_ive.or become a problem in the rain garden. Make a note of which plants did not functian_.Aveli and why. Replace plants as needed. Exhibit B to Rain Garden Maintenance Agreement , J: . • f.