WSR 15-24-078
PERMANENT RULES
NOXIOUS WEED
CONTROL BOARD
[Filed November 30, 2015, 7:54 a.m., effective December 31, 2015]
Effective Date of Rule: Thirty-one days after filing.
Purpose: The Washington state noxious weed list provides the basis for noxious weed control efforts for county and district weed control boards as well as other entities. This rule-making order amends chapter 16-750 WAC by adding ventenata as a Class C noxious weed; adding medusahead as a Class C noxious weed; adding English hawthorn as a Class C noxious weed; changing the designations of one Class B noxious weed; removing the Class C lepyrodiclis; and updating one scientific name.
Citation of Existing Rules Affected by this Order: Amending WAC 16-750-011 and 16-750-015.
Statutory Authority for Adoption: Chapter 17.10 RCW.
Other Authority: Chapter 34.05 RCW.
Adopted under notice filed as WSR 15-19-170 on September 23, 2015.
Number of Sections Adopted in Order to Comply with Federal Statute: New 0, Amended 0, Repealed 0; Federal Rules or Standards: New 0, Amended 0, Repealed 0; or Recently Enacted State Statutes: New 0, Amended 0, Repealed 0.
Number of Sections Adopted at Request of a Nongovernmental Entity: New 0, Amended 1, Repealed 0.
Number of Sections Adopted on the Agency's Own Initiative: New 0, Amended 1, Repealed 0.
Number of Sections Adopted in Order to Clarify, Streamline, or Reform Agency Procedures: New 0, Amended 0, Repealed 0.
Number of Sections Adopted Using Negotiated Rule Making: New 0, Amended 0, Repealed 0; Pilot Rule Making: New 0, Amended 0, Repealed 0; or Other Alternative Rule Making: New 0, Amended 2, Repealed 0.
Date Adopted: November 30, 2015.
Anthony Stadelman
Chairman
AMENDATORY SECTION (Amending WSR 14-24-103, filed 12/2/14, effective 1/2/15)
WAC 16-750-011 State noxious weed list—Class B noxious weeds.
 
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 and Pacific counties
(b)
region 2, except Kitsap and Snohomish counties
 
 
(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, ((4,)) 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)
The portion of Thurston County lying below the ordinary high-water mark of the Nisqually River in region 2
 
 
(b)
Cowlitz County of region 3
(6)
camelthorn, Alhagi maurorum
(a)
regions 1, 2, 3, 4, and 5
(b)
region 6, except Walla Walla County
(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 and 2
(b)
region 3, except Cowlitz County
 
 
(c)
Adams and Lincoln counties of region 5
 
 
(d)
Benton and Walla Walla counties of region 6
(10)
Eurasian watermilfoil, Myriophyllum spicatum
(a)
region 1, except Pacific and Mason counties
(b)
Island 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 Lincoln counties of region 5
 
 
(f)
Asotin, Columbia, and Garfield counties of region 6
(11)
fanwort, Cabomba caroliniana
(a)
regions 2, 4, 5, and 6
(b)
region 1, except Grays Harbor
 
 
(c)
region 3, except Cowlitz County
(12)
gorse, Ulex europaeus
(a)
region 1, except Grays Harbor and Pacific counties
 
 
(b)
regions 2, 3, 4, 5, 6
(13)
grass-leaved arrowhead, Sagittaria graminea
(a)
region 1, except Mason County
(b)
region 2, except Snohomish County
 
 
(c)
regions 3, 4, 5, and 6
(14)
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)
Asotin, Columbia, and Garfield counties of region 6
(15)
hawkweed oxtongue, Picris hieracioides
(a)
regions 1, 2, 4, 5, and 6
(b)
region 3, except Skamania County
(16)
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
(17)
hawkweeds: All nonnative species and hybrids of the Meadow subgenus (Pilosella), including, but not limited to, mouseear (Hieraciumpilosella), 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 Pierce and Thurston counties
 
(c)
region 3, except Cowlitz County
 
(d)
Chelan, Douglas, and Okanogan counties of region 4
 
(e)
region 5, except Klickitat and Spokane counties
 
(f)
region 6
(18)
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
(19)
herb-Robert, Geranium robertianum
(a)
regions 4, 5, and 6
(20)
hoary alyssum, Berteroa incana
(a)
regions 1, 2, 3, and 6
(b)
region 4, except Pend Oreille County and those areas lying north of highway 20 in Ferry County
 
 
(c)
region 5, except Klickitat County
(21)
houndstongue, Cynoglossum officinale
(a)
regions 1, 2, and 3
(b)
Chelan County of region 4
 
 
(c)
Yakima, Grant and Adams counties of region 5
 
 
(d)
Benton County of region 6
(22)
indigobush, Amorpha fruticosa
(a)
regions 1, 2, and 4
(b)
Lewis and Skamania counties of region 3
 
 
(c)
region 5, except Klickitat County
(23)
knapweed, black, Centaurea nigra
(a)
regions 1, 2, 3, 4, 5, and 6
(24)
knapweed, brown, Centaurea jacea
(a)
regions 1, 2, 3, 4, 5, and 6
(25)
knapweed, diffuse, Centaurea diffusa
(a)
region 1, except Mason County
(b)
region 2
 
 
(c)
region 3, except Cowlitz County
 
 
(d)
Adams County of region 5
(26)
knapweed, meadow, Centaurea x moncktonii
(a)
regions 1 and 4
(b)
region 2, except Pierce and Whatcom counties
 
 
(c)
Thurston County of region 2, except below the ordinary high water mark of the Nisqually River
 
 
(d)
region 3, except Cowlitz County
 
 
(e)
region 5, except Kittitas and Klickitat counties
 
 
(f)
region 6, except Franklin and Walla Walla counties
(27)
knapweed, Russian, Acroptilon 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
(28)
knapweed, spotted, Centaurea stoebe
(a)
region 1, except Grays Harbor
(b)
region 2, except Whatcom County
 
 
(c)
region 3, except Cowlitz County
 
 
(d)
Ferry County of region 4
 
 
(e)
Adams, Grant and Yakima counties of region 5
 
 
(f)
region 6, except Columbia and Walla Walla counties
(29)
knotweed, Bohemian, Polygonum x bohemicum
(a)
Island County of region 2
(b)
Skamania County of region 3
 
 
(c)
region 4, except Stevens County
 
 
(d)
region 5, except Whitman and Yakima counties
 
 
(e)
region 6
(30)
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
(31)
knotweed, Himalayan, Polygonum polystachyum
(a)
region 1, except Pacific County
(b)
region 2, except King and Pierce counties
 
 
(c)
Cowlitz, Lewis and Skamania counties of region 3
 
 
(d)
region 4, except Stevens County
 
 
(e)
regions 5 and 6
(32)
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
 
 
(d)
region 5, except Spokane County
 
 
(e)
region 6
(33)
kochia, Kochia scoparia
(a)
regions 1, 2, and 3
 
 
(b)
Stevens and Pend Oreille counties of region 4
 
 
(c)
Adams County of region 5
(34)
lesser celandine, Ficaria verna
(a)
Snohomish County of region 2
 
 
(b)
Skamania County of region 3
 
 
(c)
Pend Oreille and Stevens counties of region 4
(35)
loosestrife, garden, Lysimachia vulgaris
(a)
regions 1, 2, 3, 4, 5, 6
(36)
loosestrife, purple, Lythrum salicaria
(a)
Clallam and Jefferson 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
(37)
loosestrife, wand, Lythrum virgatum
(a)
Clallam and Jefferson 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
(38)
parrotfeather, Myriophyllum aquaticum
(a)
region 1, except Pacific County
(b)
regions 2, 4, 5, and 6
 
 
(c)
Clark and Skamania counties of region 3
(39)
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
(40)
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 and Pend Oreille counties of region 4
 
 
(e)
Grant, Kittitas and Lincoln counties of region 5
(41)
policeman's helmet, Impatiens glandulifera
(a)
region 1, except Pacific County
(b)
region 2, except Pierce, Thurston, and Whatcom counties
 
 
(c)
region 3, except Clark County
 
 
(d)
regions 4, 5, and 6
(42)
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
(43)
rush skeletonweed, Chondrilla juncea
(a)
regions 1 and 3
(b)
region 2, except Kitsap County
 
 
(c)
region 4, except all areas of Stevens County south of Township 29
 
 
(d)
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)
Asotin County of region 6
(44)
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
(45)
Scotch broom, Cytisus scoparius
(a)
regions 4 and 6
(b)
region 5, except Klickitat County
(46)
shiny geranium, Geranium lucidum
(a)
regions 1, 2, 4, 5, and 6
(b)
region 3, except Clark County
(47)
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
(48)
spurge, leafy, Euphorbia esula
(a)
regions 1, 2, 3, and 4
(b)
region 5, except Spokane and Whitman counties
 
 
(c)
region 6, except Columbia and Garfield counties
(49)
spurge, myrtle, Euphorbia myrsinites
(a)
region 1, except Clallam and Jefferson counties
(b)
region 2, except King, Kitsap, and Whatcom counties
 
 
(c)
regions 3, 5, and 6
 
 
(d)
region 4, except Okanogan and Stevens counties
(50)
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
(51)
tansy ragwort, Senecio jacobaea
(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
(52)
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
(53)
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
(54)
thistle, Scotch, Onopordum acanthium
(a)
regions 1, 2, and 3
(b)
region 4, except Douglas County
 
 
(c)
region 5, except Spokane and Whitman counties
(55)
velvetleaf, Abutilon theophrasti
(a)
regions 1, 2, 3, and 4
(b)
region 5, except Yakima County
(c)
region 6, except Franklin County
(56)
water primrose, Ludwigia hexapetala
(a)
regions 1, 2, 4, 5, and 6
(b)
region 3, except Cowlitz County
(57)
white bryony, Bryonia alba
(a)
regions 1, 2, 3, and 4
(b)
region 5, except Whitman County
 
 
(c)
Benton County of region 6
(58)
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
(59)
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
(60)
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
(61)
yellow nutsedge, Cyperus esculentus
(a)
regions 1, 3, and 4
(b)
region 2, except Skagit and Thurston counties
 
 
(c)
region 5, except Klickitat and Yakima Counties
 
 
(d)
region 6, except Franklin and Walla Walla counties
(62)
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
AMENDATORY SECTION (Amending WSR 14-24-103, filed 12/2/14, effective 1/2/15)
WAC 16-750-015 State noxious weed list—Class C noxious weeds.
Common Name
Scientific Name
absinth wormwood
Artemisia absinthium
Austrian fieldcress
Rorippa austriaca
babysbreath
Gypsophila paniculata
black henbane
Hyoscyamus niger
blackberry, evergreen
Rubus laciniatus
blackberry, Himalayan
Rubus armeniacus
blackgrass
Alopecurus myosuroides
buffalobur
Solanum rostratum
cereal rye
Secale cereale
common barberry
Berberis vulgaris
common catsear
Hypochaeris radicata
common groundsel
Senecio vulgaris
common St. Johnswort
Hypericum perforatum
common tansy
Tanacetum vulgare
common teasel
Dipsacus fullonum
curly-leaf pondweed
Potamogeton crispus
English hawthorn
Crataegus monogyna
English ivy 4 cultivars only:
Hedera hibernica 'Hibernica'
 
Hedera helix 'Baltica'
 
Hedera helix 'Pittsburgh'
 
Hedera helix 'Star'
field bindweed
Convolvulus arvensis
fragrant water lily
Nymphaea odorata
hairy whitetop
Lepidium appelianum
hoary cress
Lepidium draba
Italian arum
Arum italicum
Japanese eelgrass
Zostera japonica
jointed goatgrass
Aegilops cylindrica
jubata grass
Cortaderia jubata
lawnweed
Soliva sessilis
((lepyrodiclis
Lepyrodiclis holosteoides))
longspine sandbur
Cenchrus longispinus
Medusahead
Taeniatherum caput-medusae
nonnative cattail species and hybrids
Including, but not limited to, Typha angustifolia, T. domingensis and T. x glauca
old man's beard
Clematis vitalba
oxeye daisy
Leucanthemum vulgare
pampas grass
Cortaderia selloana
perennial sowthistle
Sonchus arvensis ssp. arvensis
reed canarygrass
Phalaris arundinacea
Russian olive
Elaeagnus angustifolia
scentless mayweed
Matricaria perforata
smoothseed alfalfa dodder
Cuscuta approximata
spikeweed
((Hemizonia)) Centromadia pungens
spiny cocklebur
Xanthium spinosum
Swainsonpea
Sphaerophysa salsula
thistle, bull
Cirsium vulgare
thistle, Canada
Cirsium arvense
tree-of-heaven
Ailanthus altissima
ventenata
Ventenata dubia
white cockle
Silene latifolia ssp. alba
wild carrot (except where commercially grown)
Daucus carota
yellow flag iris
Iris pseudacorus
yellow toadflax
Linaria vulgaris