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King County, Washington Noxious Weed Identification and Control

Brochures and Publications

Neighborhood Bullies brochure coverCitizens Guide to Noxious Weeds - Click to DownloadMost of our brochures and publications are available for download from the list below. If you would like our booklet "Citizens Guide to Noxious Weeds", a copy of the brochure "Neighborhood Bullies: Invasive Weeds in Urban Lands" or printed copies of any of the following brochures, please email us or phone us at 206-296-0290 and we can send you what you need.

You will need Acrobat Viewer to read most of these. 

General Materials

2008 King County Noxious Weed List (199 Kb)
Best Management Practices (link)
Citizens Guide to Noxious Weeds (Note: large file, 5.8 Mb)
Coloring Book (571 Kb)
Middle Fork Snoqualmie Weeds (Note: slide show, 10.2 Mb)
Noxious Weed Regulatory Guidelines (197 Kb)
Poisonous Plants of Western WA (160 Kb)
Reference List (61.3 Kb)
Reports - Annual and Projects (link)
Seattle Invasive Weed Slide Show (Note: slide show, 8.6 Mb)

Specific Weeds

Bindweed (Convolvulus sepium)
Bindweed/Morning Glory Weed Alert (199 Kb)

Bittersweet Nightshade (Solanum dulcamara)
Bittersweet Nightshade Best Management Practices (256 Kb)
Bittersweet Nightshade Weed Alert (155 Kb)

Blackberry (Rubus spp.)
Blackberry Best Management Practices (228 Kb)
Blackberry Weed Alert (191 Kb)

Broom (Cytisus, Spartium)
Scotch Broom Best Management Practices (344 Kb)
Scotch Broom Weed Alert (233 Kb)
Spanish Broom Best Management Practices (420 Kb)
Spanish Broom Weed Alert (160 Kb)

Buttercup (Ranunculus spp.)
Creeping Buttercup Weed Alert (183 Kb)

English Ivy (Hedera helix)
English Ivy Alternatives Sheet (454 Kb)
English Ivy Bulletin (743 Kb)

Fragrant Water Lily (Nymphaea odorata)
Fragrant Water Lily Best Management Practices (198 Kb)
 
Garlic Mustard (Alliaria petiolata)
Galic Mustard Best Management Practices (294 Kb)
Garlic Mustard Weed Alert (202 Kb)

Giant Hogweed (Heracleum mantegazzianum)
Giant Hogweed Best Management Practices (285 Kb)
Giant Hogweed Weed Alert (253 Kb)

Goatsrue (Galega officinalis)
Goatsrue Weed Alert (304 Kb)

Gorse (Ulex europaeus)
Gorse Best Management Practices (170 Kb)
Gorse Weed Alert (205 Kb)

Groundsel (Senecio vulgaris)
Common Groundsel (273 Kb)

Hawkweed (Hieracium spp.)
Hawkweed Best Management Practices (263 Kb)
Hawkweed Weed Alert (176 Kb)

Herb Robert (Geranium robertianum)
Herb Robert Best Management Practices (320 Kb)
Herb Robert Weed Alert (204 Kb)

Knapweed (Cenaturea spp.)
Diffuse Knapweed Best Management Practices (204 Kb)
Knapweed ID Brochure (317 Kb)
Meadow Knapweed Best Management Practices (259 Kb)
Meadow Knapweed Weed Alert (166 Kb)
Spotted Knapweed Best Management Practices (187 Kb)
Spotted Knapweed Weed Alert (131 Kb)

Knotweed (Polygonum spp.)
Himalayan Knotweed Fact Sheet (156 Kb)
Knotweed Best Management Practices (281 Kb)
Knotweed Weed Alert (215 Kb)
Knotweed Biology and Control Slide Show (Note: slide show, 3.12 Mb)

Loosestrife (Lysimachia, Lythrum)
Garden Loosestrife Best Management Practices (355 Kb)
Garden Loosestrife Weed Alert (232 Kb)
Purple Loosestrife Bet Management Practices (304 Kb)
Purple Loosestrife Weed Alert (257 Kb)

Poison-hemlock (Conium maculatum)
Poison Hemlock Weed Alert (223 Kb)

Policeman's Helmet (Impatiens glandulifera)
Policeman's Helmet Best Management Practices (163 Kb)
Policeman's Helmet Weed Alert (267 Kb)

Sulfur Cinquefoil (Potentilla recta)
Sulfur Cinquefoil Best Management Practices (224 Kb)
Sulfur Cinquefoil Weed Alert (203 Kb)

Tansy (Tanacetum vulgare) 
Common Tansy Best Management Practices (199 Kb)

Tansy Ragwort (Senecio jacobaea)
Tansy Ragwort Best Management Practices (186 Kb)
Tansy Ragwort Weed Alert (201 Kb)

Thistle (Cirsium, Silybum)
Bull Thistle Best Management Practices (234 Kb)
Bull Thistle Weed Alert (178 Kb)
Canada Thistle Weed Alert (147 Kb)
Milk Thistle Best Management Practices (386 Kb)
Milk Thistle Weed Alert (190 Kb)

Yellow Archangel (Lamiastrum galeobdolon)
Yellow Archangel Weed Alert (204 Kb)

Yellow Flag Iris (Iris pseudacorus)
Yellow Flag Iris Best Management Practices (318 Kb)

Related Information:

Agencies


Program offices are located at 201 S. Jackson St., Suite 600, Seattle, WA 98104. To contact a staff member at the King County Noxious Weed Control Program, please call 206-296-0290 or by reach them by email.