PDF-NOXIOUS AND ENVIRONMENTAL WEED CONTROL HANDBOOK

NOXIOUS AND ENVIRONMENTAL WEED CONTROL HANDBOOK. 205 noxiousweedscojeffersonwaus httpwwwcojeffersonwausWeedBoard Gorse Ulex europaeus a Class B noxious weed resembles Scotch broom but is usually smaller and has well developed spines making the plant very prickly It blooms in February SCOTCH BROOM Sasha Shaw. King County Noxious Weed Control Program. 201 South Jackson, Suite 600. Seattle, WA 98104. 206-477-9333. kingcounty.gov/weeds. . Agenda. Definitions. Impacts. How do weeds spread?. What can we do to help stop them?. APRIL 2011, Page 1 Class B Noxious Weed Family: Fabaceae Control Required Status native King County Noxious Weed Control Program GORSE BMP 206-296-0290 Website: www.kingcounty.gov/weeds APRIL 2011 F A C T S H E E T 380 Jefferson Street, Port Townsend WA 98368 360 379 - 5610 Ext. 205 noxiousw eeds@co.jefferson.wa.us http://www.co.jefferson.wa.us/WeedBoard Photo Credit — King County Nox Mission: . The San Luis Valley Weed Management Association is a public and private partnership created to promote awareness and management of noxious weeds through local and regional initiatives in the SLV area.. Patrick McCullough, Ph.D.. University of Georgia. New Labeled Pasture Grasses. Tall fescue. Perennial ryegrass. Orchardgrass. . Timothy. Wheatgrass. Mixed stands with alfalfa. Grasses must be 6 or more tillers. Identification and Management . Sasha Shaw. King County Noxious Weed Control Program. www.kingcounty.gov/weeds. . Courtesy of Sasha Shaw, King County Noxious Weed Control Program. Agenda. Brief review of definitions, lists and impacts. ?. thorns. toxicity. release substances that trap insects. dense leaf hairs reduces transpiration.. Why are these characteristics important when controlling weeds? . Examples: . Thorns . make it hard to . Mr. Gomes. Seed Production. A live source of life! A mature fertilized ovule (embryo) that has stored energy reserves. A small plant packaged for shipment…just needs the right environment to go. Prevention of seed production, especially in annuals, is one of the biggest keys to reducing weed pressure. Plant Science 280. Mr. Gomes. Herbicides. Defined as “a chemical substance or cultured organism used to kill or suppress the growth of plants.”. Designed to disrupt the physiology of plants over a long enough period of time to kill them or severely reduce their growth. Multifora rose is a Pennsyl- vania state listed noxious weed with nationwide distri- bution. Prior to being de- clared illegal to sell multiflora rose was a legitimate crop species in PA and the na NoxiousEach state defines noxious weedspecies nameand total seeds per pound identified on the tag Seedcontaining rohibitednoxious weedseedscannotbe sold and planted in the statewhere it is listed as p Weeds are best controlled within the first several weeks after a crop is planted. Herbicides are more effective against smaller weeds. Smaller weeds are less competitive than larger weeds. Maximize profit. F A C T S H E E T 380 Jefferson Street , Port Townsend WA 98368 360 379 - 5610 Ext. 205 noxiousweeds@co.jefferson.wa.us http://www.co.jefferson.wa.us /WeedBoard GIANT HOGWEED (Heracleum mantegazzia