• | South American spongeplant, Limnobium laevigatum, to the Class A list. |
• | Designating Eurasian watermilfoil, Myriophyllum spicatum, to the Class B list in Kitsap County of region 2, and Kittitas and Whitman counties of region 5. |
• | Designate Bohemian knotweed, Polygonum x bohemicum, to the Class B list in San Juan County of region 2, Stevens County of region 4, and Whitman and Yakima counties of region 5. |
• | Designate Japanese knotweed, Polygonum cuspidatum, to the Class B list in Stevens County of region 4. |
• | Designate Himalayan knotweed, Persicaria wallichii, to the Class B list in Clark County of region 3 and Stevens County of region 4. |
• | Designate lesser celandine, Ficaria verna, to the Class B list in all of region 1, 3, 4, 5, 6 and region 2 except for King and Whatcom counties. |
• | Designate leafy spurge, Euphorbia virgata, to the Class B list in Whitman County of region 5 and Garfield County of region 6. |
• | Designate purple loosestrife, Lythrum salicaria, to the Class B list in Pierce County of region 2 and Benton County of region 6. |
• | Designate wand loosestrife, Lythrum virgatum, to the Class B list in Mason County of region 1, Pierce County of region 2, and Benton County of region 6. |
• | Designate poison hemlock, Conium maculatum, to the Class B list in Douglas County of region 4. |
• | Designate policeman's helmet, Impatiens glandulifera, to the Class B list in Pacific County of region 1 and Pierce County of region 2. |
• | Designate Ravenna grass, Saccharum ravennae, to the Class B list in Grant County of region 5. |
• | Designate rush skeletonweed, Chondrilla juncea, to the Class B list in Kitsap County of region 2. |
• | Designate European coltsfoot, Tussilago farfara, to the Class B list in Grant County of region 5. |
• | Adding a standing legislative committee to WAC 16-750-140. |
• | Adding new WAC 16-750-142 State noxious weed control board—Executive secretary and education specialist—Hiring and dismissal. |
• | Editing the State noxious weed control board—Executive secretary—Definition in WAC 16-750-145. |
• | Adding new WAC 16-750-146 State noxious weed control board—Education specialist—Definition. |
• | Repealing WAC 16-750-150 State noxious weed control board—Executive secretary—Hiring and dismissal. This information was moved to WAC 16-750-142. |
Common Name | Scientific Name |
broom, French | Genista monspessulana |
broom, Spanish | Spartium junceum |
common crupina | Crupina vulgaris |
cordgrass, common | Spartina anglica |
cordgrass, dense-flowered | Spartina densiflora |
cordgrass, salt meadow | Spartina patens |
cordgrass, smooth | Spartina alterniflora |
dyer's woad | Isatis tinctoria |
eggleaf spurge | Euphorbia oblongata |
false brome | Brachypodium sylvaticum |
floating primrose-willow | Ludwigia peploides |
flowering rush | Butomus umbellatus |
garlic mustard | Alliaria petiolata |
giant hogweed | Heracleum mantegazzianum |
goatsrue | Galega officinalis |
hydrilla | Hydrilla verticillata |
Johnsongrass | Sorghum halepense |
knapweed, bighead | Centaurea macrocephala |
knapweed, Vochin | Centaurea nigrescens |
kudzu | Pueraria montana var. lobata |
meadow clary | Salvia pratensis |
oriental clematis | Clematis orientalis |
purple starthistle | Centaurea calcitrapa |
reed sweetgrass | Glyceria maxima |
ricefield bulrush | Schoenoplectus mucronatus |
sage, clary | Salvia sclarea |
sage, Mediterranean | Salvia aethiopis |
silverleaf nightshade | Solanum elaeagnifolium |
small-flowered jewelweed | Impatiens parviflora |
South American spongeplant | Limnobium laevigatum |
Syrian bean-caper | Zygophyllum fabago |
Texas blueweed | Helianthus ciliaris |
thistle, Italian | Carduus pycnocephalus |
thistle, milk | Silybum marianum |
thistle, slenderflower | Carduus tenuiflorus |
variable-leaf milfoil | Myriophyllum heterophyllum |
wild four o'clock | Mirabilis nyctaginea |
Name | Will be a "Class B designate" in all lands lying within: | ||
(1) | blueweed, Echium vulgare | (a) | regions 1, 2, 3, 4, 6 |
(b) | region 5, except Spokane County | ||
(2) | Brazilian elodea, Egeria densa | (a) | region 1, except Grays Harbor County |
(b) | region 2, except Kitsap County | ||
(c) | King County of region 2, except lakes Dolloff, Fenwick, Union, Washington, and Sammamish, and the Sammamish River | ||
(d) | region 3, except Wahkiakum County | ||
(e) | regions 4, 5, and 6 | ||
(3) | bugloss, annual, Anchusa arvensis | (a) | regions 1, 2, 3, 4, and 6 |
(b) | region 5, except Spokane County | ||
(4) | bugloss, common, Anchusa officinalis | (a) | regions 1, 2, 3, and 6 |
(b) | All of region 4 except those areas lying within the Entiat River Valley between the Columbia River confluence and Stormy Creek in Chelan County | ||
(c) | region 5, except Spokane County | ||
(5) | butterfly bush, Buddleja davidii | (a) | Grays Harbor County of region 1 |
(b) | San Juan County of region 2 | ||
(c) | Cowlitz County of region 3 | ||
(6) | camelthorn, Alhagi maurorum | (a) | regions 1, 2, 3, 4, 5, and 6 |
(7) | common fennel, Foeniculum vulgare (except bulbing fennel, F. vulgare var. azoricum) | (a) | region 1, except Jefferson County |
(b) | region 2, except King and Skagit counties | ||
(c) | region 3, except Clark County | ||
(d) | regions 4, 5, and 6 | ||
(8) | common reed, Phragmites australis (nonnative genotypes only) | (a) | regions 1, 2, 3, and 4 |
(b) | region 5, except Grant County | ||
(c) | Asotin, Columbia, and Garfield counties of region 6 | ||
(9) | Dalmatian toadflax, Linaria dalmatica ssp. dalmatica | (a) | regions 1, 2, and 3 |
(b) | Adams, Kittitas, and Lincoln counties of region 5 | ||
(c) | Benton, Franklin, and Walla Walla counties of region 6 | ||
(10) | Eurasian watermilfoil, Myriophyllum spicatum | (a) | region 1, except Pacific County |
(b) | Island, Kitsap, and San Juan counties of region 2 | ||
(c) | Clark and Cowlitz counties of region 3 | ||
(d) | Chelan and Okanogan counties, and all lakes with public boat launches except Fan Lake in Pend Oreille County of region 4 | ||
(e) | Adams ((and)), Kittitas, Lincoln, and Whitman counties of region 5 | ||
(f) | Asotin, Columbia, and Garfield counties of region 6 | ||
(11) | European coltsfoot, Tussilago farfara | (a) | regions 1, 2, 3, 4, 5, and 6 |
(((b) | region 5, except Grant County)) | ||
(12) | fanwort, Cabomba caroliniana | (a) | regions 1, 2, 4, 5, and 6 |
(b) | region 3, except Cowlitz County | ||
(13) | gorse, Ulex europaeus | (a) | region 1, except Grays Harbor and Pacific counties |
(b) | regions 2, 3, 4, 5, 6 | ||
(14) | grass-leaved arrowhead, Sagittaria graminea | (a) | region 1 |
(b) | region 2, except Snohomish County | ||
(c) | regions 3, 4, 5, and 6 | ||
(15) | hairy willow-herb, Epilobium hirsutum | (a) | regions 1, 3, and 4 |
(b) | region 2, except Thurston and Whatcom counties | ||
(c) | region 5, except Klickitat County | ||
(d) | region 6, except Benton and Franklin counties | ||
(16) | hawkweed oxtongue, Picris hieracioides | (a) | regions 1, 2, 4, 5, and 6 |
(b) | region 3, except Skamania County | ||
(17) | hawkweed, orange, Hieracium aurantiacum | (a) | regions 1, 3, and 6 |
(b) | region 2, except Whatcom County | ||
(c) | region 4, except Pend Oreille and Stevens counties | ||
(d) | region 5, except Kittitas and Spokane counties | ||
(18) | hawkweeds: All nonnative species and hybrids of the Meadow subgenus (Pilosella), including, but not limited to, mouseear (Hieracium pilosella), pale (H. lactucella), queen-devil (H. glomeratum), tall (H. piloselloides), whiplash (H. flagellare), yellow (H. caespitosum), and yellow-devil (H. x floribundum) | (a) | region 1 |
(b) | region 2, except Thurston County | ||
(c) | region 3, except Cowlitz County | ||
(d) | region 4, except Pend Oreille and Stevens counties | ||
(e) | region 5, except Klickitat and Spokane counties | ||
(f) | region 6 | ||
(19) | hawkweeds: All nonnative species and hybrids of the Wall subgenus (Hieracium), including, but not limited to, common (Hieracium lachenalii), European (H. sabaudum), polar (H. atratum), smooth (H. laevigatum), spotted (H. maculatum), and wall (H. murorum) | (a) | regions 1, 3, 5, and 6 |
(b) | region 2, except King, Skagit, and Whatcom counties | ||
(c) | region 4, except Stevens County | ||
(20) | herb-Robert, Geranium robertianum | (a) | regions 4, 5, and 6 |
(21) | hoary alyssum, Berteroa incana | (a) | regions 1, 2, 3, and 6 |
(b) | region 4, except Pend Oreille and Ferry counties | ||
(c) | region 5, except Klickitat County | ||
(22) | houndstongue, Cynoglossum officinale | (a) | regions 1, 2, and 3 |
(b) | Chelan and Douglas counties of region 4 | ||
(c) | Yakima, Grant and Adams counties of region 5 | ||
(d) | Benton and Franklin counties of region 6 | ||
(23) | indigobush, Amorpha fruticosa | (a) | regions 1, 2, and 4 |
(b) | Lewis County of region 3 | ||
(c) | region 5, except Klickitat County | ||
(24) | knapweed, black, Centaurea nigra | (a) | regions 1, 2, 3, 4, 5, and 6 |
(25) | knapweed, brown, Centaurea jacea | (a) | regions 1, 2, 3, 4, 5, and 6 |
(26) | knapweed, diffuse, Centaurea diffusa | (a) | region 1 |
(b) | region 2 | ||
(c) | region 3, except Cowlitz County | ||
(d) | Adams County of region 5 | ||
(27) | knapweed, meadow, Centaureax moncktonii | (a) | regions 1 and 4 |
(b) | region 2, except Whatcom County | ||
(c) | Thurston County of region 2, except below the ordinary high-water mark of the Nisqually River | ||
(d) | Lewis and Wahkiakum counties of region 3 | ||
(e) | region 5, except Kittitas and Klickitat counties | ||
(f) | region 6, except Franklin and Walla Walla counties | ||
(28) | knapweed, Russian, Rhaponticum repens | (a) | regions 1, 2, and 3 |
(b) | Ferry and Pend Oreille counties of region 4 | ||
(c) | Lincoln, Spokane, and Whitman counties of region 5 | ||
(d) | Adams County of region 5, except for the area west of Highway 17 and north of Highway 26 | ||
(e) | Asotin and Garfield counties of region 6 | ||
(29) | knapweed, spotted, Centaurea stoebe | (a) | region 1, except Grays Harbor |
(b) | region 2, except Whatcom County | ||
(c) | Clark, Lewis, and Wahkiakum counties of region 3 | ||
(d) | Ferry County of region 4 | ||
(e) | Adams, Grant and Yakima counties of region 5 | ||
(f) | region 6, except Columbia and Walla Walla counties | ||
(30) | knotweed, Bohemian, Polygonum x bohemicum | (a) | Island ((County))and San Juan counties of region 2 |
(b) | Skamania County of region 3 | ||
(c) | region 4, ((except Stevens County))5, and 6 | ||
(((d) | region 5, except Whitman and Yakima counties | ||
(e) | region 6)) | ||
(31) | knotweed, giant, Polygonum sachalinense | (a) | region 2, except King, Pierce, and Snohomish counties |
(b) | region 3, except Cowlitz and Lewis counties | ||
(c) | regions 4, 5, and 6 | ||
(32) | knotweed, Himalayan, Persicaria wallichii | (a) | region 1, except Pacific County |
(b) | region 2, except King and Pierce counties | ||
(c) | ((Cowlitz, Lewis and Skamania counties of)) region 3, except Wahkiakum County | ||
(d) | region 4, ((except Stevens County))5, and 6 | ||
(((e) | regions 5 and 6)) | ||
(33) | knotweed, Japanese, Polygonum cuspidatum | (a) | Island, San Juan, and Whatcom counties of region 2 |
(b) | Skamania County of region 3 | ||
(c) | region 4, except Okanogan ((and Stevens counties))County | ||
(d) | region 5, except Spokane County | ||
(e) | region 6 | ||
(34) | kochia, Bassia scoparia | (a) | regions 1, 2, and 3 |
(b) | Stevens and Pend Oreille counties of region 4 | ||
(c) | Adams County of region 5 | ||
(35) | lesser celandine, Ficaria verna | (a) | ((Snohomish County of region 2))region 1, 3, 4, 5, and 6 |
(b) | ((Skamania County of region 3))region 2, except King and Whatcom counties | ||
(((c) | Pend Oreille and Stevens counties of region 4)) | ||
(36) | loosestrife, garden, Lysimachia vulgaris | (a) | regions 1, 2, 3, 4, 5, 6 |
(37) | loosestrife, purple, Lythrum salicaria | (a) | Clallam, Jefferson, and Mason counties of region 1 |
(b) | region 2, except Kitsap, ((Pierce,)) Skagit, and Snohomish counties | ||
(c) | Clark, Lewis, and Skamania counties of region 3 | ||
(d) | region 4, except Douglas County | ||
(e) | region 5, except Grant and Spokane counties | ||
(f) | ((Columbia, Garfield, and Walla Walla counties of)) region 6, except Asotin and Franklin counties | ||
(38) | loosestrife, wand, Lythrum virgatum | (a) | Clallam ((and)), Jefferson, and Mason counties of region 1 |
(b) | region 2, except Kitsap, ((Pierce,)) Skagit, and Snohomish counties | ||
(c) | Clark, Lewis, and Skamania counties of region 3 | ||
(d) | region 4, except Douglas County | ||
(e) | region 5, except Grant and Spokane counties | ||
(f) | ((Columbia, Garfield, and Walla Walla counties of)) region 6, except Asotin and Franklin counties | ||
(39) | Malta starthistle, Centaurea melitensis | (a) | regions 1, 2, and 3 |
(b) | region 4, except T36 R38 in the area contained within Hwy 395/Hwy 20, Pingston Creek Road, and Highland Loop Road in Stevens County | ||
(c) | region 5, except Klickitat and Whitman counties | ||
(40) | parrotfeather, Myriophyllum aquaticum | (a) | region 1, except Pacific County |
(b) | regions 2, 4, 5, and 6 | ||
(c) | Clark and Skamania counties of region 3 | ||
(41) | perennial pepperweed, Lepidium latifolium | (a) | regions 1, 2, and 4 |
(b) | region 3, except Clark and Cowlitz counties | ||
(c) | Kittitas, Lincoln and Spokane counties of region 5 | ||
(d) | Columbia and Garfield counties of region 6 | ||
(42) | poison hemlock, Conium maculatum | (a) | Clallam, Mason, and Pacific counties of region 1 |
(b) | region 2, except King, Skagit, and Whatcom counties | ||
(c) | Clark and Skamania counties of region 3 | ||
(d) | Chelan, Douglas, and Pend Oreille counties of region 4 | ||
(e) | Grant, Kittitas and Lincoln counties of region 5 | ||
(43) | policeman's helmet, Impatiens glandulifera | (a) | region 1, ((except Pacific County))3, 4, 5, and 6 |
(b) | region 2, except ((Pierce,)) Thurston((,)) and Whatcom counties | ||
(((c) | regions 3, 4, 5, and 6)) | ||
(44) | puncturevine, Tribulus terrestris | (a) | regions 1, 2, and 3 |
(b) | Ferry, Pend Oreille, and Stevens counties of region 4 | ||
(c) | region 5, except Grant, Klickitat, and Yakima counties | ||
(45) | Ravenna grass, Saccharum ravennae | (a) | Cowlitz County of region 3 |
(b) | region 4, except Chelan County | ||
(c) | region 5, except ((Grant and Yakima counties))Yakima County | ||
(d) | region 6, except Benton County | ||
(46) | rush skeletonweed, Chondrilla juncea | (a) | regions 1, 2, and 3 |
(b) | ((region 2, except Kitsap County | ||
(c))) | region 4, except all areas of Stevens County south of Township 29 | ||
(((d))) (c) | Kittitas and Yakima counties of region 5, and Adams County, except those areas lying east of Sage Road, the western border of Range 36 | ||
(((e))) (d) | Asotin County of region 6 | ||
(47) | saltcedar, Tamarix ramosissima (unless intentionally planted prior to 2004) | (a) | regions 1, 3, 4, and 5 |
(b) | region 2, except King and Thurston counties | ||
(c) | region 6, except Benton and Franklin counties | ||
(48) | Scotch broom, Cytisus scoparius | (a) | regions 4 and 6 |
(b) | region 5, except Klickitat County | ||
(49) | shiny geranium, Geranium lucidum | (a) | regions 1, 4, 5, and 6 |
(b) | regions 2, except Thurston County | ||
(c) | region 3, except Clark County | ||
(50) | spurge flax, Thymelaea passerina | (a) | region 4, except Okanogan County |
(b) | regions 5 and 6 | ||
(51) | spurge laurel, Daphne laureola | (a) | region 1, except Clallam and Jefferson counties |
(b) | region 2, except King, Kitsap, and Pierce counties | ||
(c) | region 3, except Skamania County | ||
(d) | regions 4, 5, and 6 | ||
(52) | spurge, leafy, Euphorbia virgata | (a) | regions 1, 2, 3, and 4 |
(b) | region 5, except Spokane ((and Whitman counties))County | ||
(c) | region 6, except Columbia ((and Garfield counties))County | ||
(53) | spurge, myrtle, Euphorbia myrsinites | (a) | region 1, except Clallam and Jefferson counties |
(b) | region 2, except King, Kitsap, Pierce, and Whatcom counties | ||
(c) | regions 3, 5, and 6 | ||
(d) | region 4, except Okanogan and Stevens counties | ||
(54) | sulfur cinquefoil, Potentilla recta | (a) | region 1 |
(b) | region 2, except Pierce and Thurston counties | ||
(c) | region 3, except Lewis and Skamania counties | ||
(d) | Adams, Grant, Lincoln, and Whitman counties of region 5 | ||
(e) | region 6, except Asotin County | ||
(55) | tansy ragwort, Jacobaea vulgaris | (a) | Island and San Juan counties of region 2 |
(b) | Clark and Wahkiakum counties of region 3 | ||
(c) | regions 4 and 6 | ||
(d) | region 5, except Klickitat County | ||
(56) | thistle, musk, Carduus nutans | (a) | regions 1, 2, 3, and 6 |
(b) | region 4, except Douglas and Ferry counties | ||
(c) | region 5, except Kittitas County | ||
(57) | thistle, plumeless, Carduus acanthoides | (a) | regions 1, 2, 3, 5, 6 |
(b) | region 4, except those areas north of State Highway 20 in Stevens County | ||
(58) | thistle, Scotch, Onopordum acanthium | (a) | regions 1, 2, and 3 |
(b) | region 4, except Douglas County | ||
(c) | region 5, except Spokane and Whitman counties | ||
(59) | velvetleaf, Abutilon theophrasti | (a) | regions 1, 2, 3, and 4 |
(b) | region 5, except Yakima County | ||
(c) | region 6, except Franklin County | ||
(60) | water primrose, Ludwigia hexapetala | (a) | regions 1, 2, 4, 5, and 6 |
(b) | region 3, except Cowlitz County | ||
(61) | white bryony, Bryonia alba | (a) | regions 1, 2, 3, and 4 |
(b) | region 5, except Whitman County | ||
(c) | Benton County of region 6 | ||
(62) | wild chervil, Anthriscus sylvestris | (a) | regions 1, 4, and 6 |
(b) | region 2, except Island and Whatcom counties | ||
(c) | Wahkiakum and Lewis counties of region 3 | ||
(d) | region 5, except Whitman County | ||
(63) | yellow archangel, Lamiastrum galeobdolon | (a) | Clallam County of region 1 |
(b) | Island, San Juan, Skagit, and Whatcom counties of region 2 | ||
(c) | Skamania and Wahkiakum counties of region 3 | ||
(d) | regions 4, 5, and 6 | ||
(64) | yellow floating heart, Nymphoides peltata | (a) | regions 1, 2, and 6 |
(b) | region 3, except Cowlitz County | ||
(c) | region 4, except Stevens County | ||
(d) | region 5, except Spokane County | ||
(65) | yellow nutsedge, Cyperus esculentus | (a) | regions 1 and 4 |
(b) | region 2, except Skagit and Thurston counties | ||
(c) | region 3, except Clark County | ||
(d) | region 5, except Klickitat and Yakima counties | ||
(e) | region 6, except Franklin and Walla Walla counties | ||
(66) | yellow starthistle, Centaurea solstitialis | (a) | regions 1, 2, and 3 |
(b) | region 4, except T36 R38 in the area contained within Hwy 395/Hwy 20, Pingston Creek Road, and Highland Loop Road in Stevens County | ||
(c) | region 5, except Klickitat, and Whitman counties |
WAC 16-750-150 | State noxious weed control board—Executive secretary—Hiring and dismissal. |