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<br /> RESTORATION PLAN: WEED CONTROL, CONTINUED
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<br /> This planting / restoration plan has been developed in accordance with best management practices and Section 19.37.080 of the Spraying Japanese Knotweed: Apply a systemic, translocated herbicide to actively growing plants. Two chemicals that are B A R K E R �
<br /> Everett Municipal Code. This project is entirely on City of Everett property and may be subject to additional guidance and oversight effective if used correctly are glyphosate (e.g. Roundup, Aquamaster) and imazapur (e.g. Arsenal Habitat). Rate, timing and LANDSCAPE
<br /> by the city, during implementation. If required, more information may be provided in a Critical Areas Report for the project. careful application are key to effective and safe control, so follow all label directions carefully. Optimal time to spray is from July ARCHITECTS
<br /> to September, before leaves begin to turn yellow. It may take several weeks to show results. If you wish to cut down spared 3002 NW 68th St.
<br /> plants, wait at least a month before doing so. seattle, WA 98117
<br /> RESTORATION GOAL: teL 206.783.2870
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<br /> Reed canary�rass: Control strategies include pre-construction herbicide application and the rapid establishment of a dense cover of
<br /> The long term goal for the site is to remove invasive plantings along all sloped areas between the existing fence line of the fire appropriate native species. In planting areas, reed canarygrass will be controlled using a combination of mowing (using portable
<br /> department training facility and surrounding private property while maintaining slope stability and improving sight lines for natural weed eaters) and applications of approved herbicide in accordance with the City of Bellevue's best management practices and the dd I�//� �
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<br /> surveillance across this vegetated hillside. Slope stability will be maintained with a palette of native plantings, appropriately selected State s requirements for herbicidal applications near water. Reduce reed canarygrass cover using the following sequence of control � �
<br /> for this microclimate, in combination with temporary and permanent erosion control measures. Ecological functions which may be treatments:
<br /> lost due to temporary loss of vegetation will be restored over a period of (5) five years. If monitoring reveals that the site is STATEOF
<br /> WASHINGTON
<br /> successfully establishing within the first (5) five years, the plant communities will likely continue to thrive and develop into complex • Stake planting areas LANDSCGISTE CDITECT
<br /> ecosystems. • Mow/weed eat the designated planting areas. �o NF RRESTBARKE
<br /> CERTIFICATE NO.486
<br /> • Allow re-sprout of reed canarygrass to 1 ft.
<br /> • Spray with approved herbicide. _
<br /> RESTORATION CONSTRUCTION PLAN: • (Recommended- Allow re-sprout of reed canarygrass to 1 ft.) - � - -��► �"�' �
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<br /> - - • (Recommended- re-spray with approved herbicide)
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<br /> PROPOSED SCHEDULE: • Plant no sooner than 30 days after herbicide application. �Z: g / �
<br /> Prior to any site work, a pre-construction meeting will be held with the general contractors, landscape contractors, and consultants to
<br /> ensure that the work is constructed as designed, and that contractors have been informed of all environmental permit conditions. A This sequence can be modified by the City to best meet site conditions at the time of construction.
<br /> consulting arborist and geotechnical engineer may be available for on-site inspections and approval of all work during construction,
<br /> as needed. RII other noxious weeds, such as Himalayan blackberry and English ivy, English Laurel, English Holly and other noxious weeds on
<br /> the King County, Washington, list of noxious weeds, will be controlled using herbicide or hand removal measures. In planting areas, �� '
<br /> • Site re aration activities should be in in late S rin / Earl summer followin ermit issuance, so as to avoid work on stee these s ecies should be com letel removed rior to lantin �'
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<br /> slopes during the rainy season.
<br /> environmental
<br /> • Planting would occur in the Fall or Spring of the following year to minimize watering needs during establishment. RESTORATION PLANTING: �/QRKS
<br /> Community Design Center
<br /> Following site preparation activities, the restoration areas will be planted with native vegetation in areas shown on the Landscape
<br /> SITE PREPARATION: Plan. Tree and shrub communities will be lanted in stee slo e areas, as shown on the lans. Certain shrub s ecies ma be 40215thAvenueEast
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<br /> planted as bare root, if seasonal availability and timing allows for this, to promote a rapidly established dense canopy that will help to 206.329.8300
<br /> 206.329.5494 fax
<br /> Clearing of existing invasive plants must be done in accordance with best management practices for each species as recommended suppress noxious weeds. Shrubs and ground cover species will be installed in clusters with an intra-cluster spacing of 4 ft. on center
<br /> by the Washington State Noxious Weed Control Board. Timing and method of control strategy will vary depending on each species or less (See Plant Schedule). Tree species will include Douglas fir. These species will be field located and planted within the
<br /> and may include mechanical, biological and/or herbicidal control. Various control methods may require the involvement of a certified designated planting areas so as to support open sight lines for natural surveillance. "
<br /> pro essiona .
<br /> Everett
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<br /> Protection of Non-Work Areas: �;� GENERAL PLANTING NOTES: Safe Streets
<br /> Planning areas will be staked and flagged in the field, prior to planting. Construction fencing will be placed at access points to keep �I �i SUppOI"tiVe
<br /> the public safe. High visibility construction fencing will be placed at the edge of trail as needed to ensure that construction activities !, 1 . Plant selection shall be consistent with the Everett Municipal Code, Section 19.35, Landscaping and Screening Requirements. �', Housing
<br /> do not extend beyond the approved work area. ', i, 6200 �2th or. sE
<br /> ' 2. Plants shall be selected and sited to produce a hardy and drought-resistant landscape area. Selection shall consider soil type and i, E�erett, WA 98203
<br /> Temporary Erosion and Sediment Control: '�, depth, the amount of maintenance required, spacing, exposure to sun and wind, the slope and contours of the site, and compatibility .
<br /> Standard sediment fences will be placed along the edges of access roads and limit of work to prevent soil erosion and sedimentation ; with existing native vegetation preserved on the site. Preservation of existing vegetation is strongly encouraged.
<br /> to adjacent properties. A clear access work area will be established in the field by an engineer or landscape architect prior to i; ,
<br /> beginning any earthwork. Site disturbance will be minimized by implementing the lowest impact machinery and mechanical removal ��, 3. Prohibited materials. Plants listed as prohibited in the Everett Municipal Code are prohibited in required landscape areas. Additionally, ,�
<br /> methods permissible for the project. Precise erosion control strategies shall be determined after geotechnical analysis for the !, there are other plants that may not be used if identified in Everett Municipal Code, Snohomish County PUD N. I's Tree Book, or Puget
<br /> project has been completed and may need refinement based on the discovery of any site conditions not visible prior to site clearing. �, Sound Energy Landscaping, as potentially damaging to sidewalks, roads, utilities, drainage improvements, foundations, or when not ' _
<br /> ', provided with enough growing space.
<br /> WEED CONTROL: ', 4. All plants shall conform to American Standards for Nursery Stock as published in the "American Standard for Nursery Stock" manual,
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<br /> ', published by American Hort (Approved American National Standard, ANSI 60.1 -214). RestorationplatttP_l�n#ingN�fs� �
<br /> Noxious weeds: Prior to installing new plant material, noxious weeds will be removed. The goal will be 100 percent removal in the '
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<br /> planting areas. Remove all noxious weeds with appropriate methods as noted by the Washington State Noxious Weed Control '"! 5. Plants shall meet the minimum size standards established in other sections of Everett Municipal Code, Section 19.35, Landscaping and
<br /> Board and using City of Everett best management practices. '; Screening Requirements. --------------------------
<br /> Japanese Knotweed: Control strategies include pre-construction herbicide application and the rapid establishment of a dense cover 6. Soils in planting areas shall have adequate porosity to allow root growth. Soils which have been compacted shall be loosened to
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<br /> of appropriate native species. In planting areas, Japanese knotweed will be controlled using a combination of cutting, chemical increase aeration to a minimum depth of six (6) inches or to the depth of the largest plant root ball, whichever is greater. After soil
<br /> control, spraying, and/or stem injections in accordance with the City of Everett's best management practices and the State's : preparation is completed, motorized vehicles shall be kept off to prevent excessive compaction and underground pipe damage. The -------------------------
<br /> requirements for herbicidal applications. Cutting should be done with caution as stem fragments may grow new roots as well. If organic content of soils in any landscape area shall be as necessary to provide adequate nutrient and moisture-retention levels for the ----------------------p�� �
<br /> 26 January 2018
<br /> control is to be effective, the sites must be visited throughout several seasons to further control any new growth. Reduce Japanese establishment of plantings. See Everett's Clearing and Grading Development Standards for planting related requirements. --------------------
<br /> knotweed cover using the following sequence of control treatments: Permit�Qrr��fiQn�Qnsf�u�tion_Sst
<br /> 7. Required plantings, except areas of established ground cover and native restoration areas, shall be covered with three (3) inches or ------------------R��'�19°�
<br /> • Stake lantin areas more of wood chip mulch to minimize eva oration and runoff. Native restoration areas shall be covered with six 6 inches or more of -----------��-O�fobsr�Q�tZ
<br /> P 9 ' p � ) � 09 January 2018
<br /> • Cut back in designated planting areas (see below) ' wood chip mulch to suppress weed growth and minimize both evapo-transpiration and runoff. ___________26_January2018
<br /> • Allow re-sprout of reed canarygrass to 1 ft. '
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<br /> • Spray with approved herbicide (see below) � 8. All mulches used in planter beds shall be kept at least six (6) inches away from the trunks of shrubs and trees.
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<br /> • (Recommended- Allow re-sprout of reed canarygrass to 1 ft.)
<br /> • (Recommended- re-spray with approved herbicide) !, 9. All required landscaped areas, particularly trees and shrubs, must be protected from potential damage by adjacent uses and i ________________oraWn_b�:
<br /> • Plant no sooner than 30 days after herbicide application. development, including parking and storage areas. Protective devices such as bollards, wheel stops, trunk guards, root guards, etc., I, ------_--------------P_�
<br /> '' may be required in some situations. 'I cne�kea b _ P.nn.>:
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<br /> Cutting Japanese Knotweed: Cut stems to the ground over the entire patch every two to four weeks until plants go dormant. ,
<br /> This will weaken the roots and should be repeated every year for five years or until full eradication. Regrowth will have smaller ! 10. The planning department shall perform the final landscape and screening inspection prior to any performance assurance device being ____________cne�kea b��Q.c_>_
<br /> stems, so do not cut plants where a stem-injection method is used. ' returned. Any portion of the landscaping not installed properly shall cause the certificate of occupancy to be withheld or revoked until ------------- Proe�N�
<br /> the ro�ect is com leted or causes the assurance device to be used b_ the Cit Ord. 3322-13 14, 2013: Ord. 1671-89 art 1989 ) -- -----------------l-----
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