Washington Administrative Code › Title 16 - Agriculture, Department of (See also Titles 24, 60, and 142) › STATE NOXIOUS WEED CONTROL BOARD AGENCY › Chapter 16-750 - State noxious weed list and schedule of monetary penalties › Section 16-750-015 - State noxious weed list-Class C noxious weeds

Current through Register Vol. 24-14, July 15, 2024
Common Name
Scientific Name
absinth wormwood
Artemisia absinthium
Austrian fieldcress
Rorippa austriaca
babysbreath
Gypsophila paniculata
beach grass, European, American, and hybrids
Ammophila arenaria, A.
breviligulata, and A.
arenaria x breviligulata
black henbane
Hyoscyamus niger
blackberry, evergreen
Rubus laciniatus
blackberry, Himalayan
Rubus bifrons
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 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'
Eurasian watermilfoil
Myriophyllum spicatum
x
hybrid
M. sibiricum
field bindweed
Convolvulus arvensis
fragrant water lily
Nymphaea odorata
green alkanet
Pentaglottis sempervirens
hairy whitetop
Lepidium appelianum
hoary cress
Lepidium draba
Italian arum
Arum italicum
Japanese eelgrass
Nanozostera japonica
jointed goatgrass
Aegilops cylindrica
jubata grass
Cortaderia jubata
lawnweed
Soliva sessilis
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
Tripleurospermum inodorum
smoothseed alfalfa dodder
Cuscuta approximata
spikeweed
Centromadia pungens
spiny cocklebur
Xanthium spinosum
spotted jewelweed
Impatiens capensis
Swainsonpea
Sphaerophysa salsula
thistle, bull
Cirsium vulgare
thistle, Canada
Cirsium arvense
tree-of-heaven
Ailanthus altissima
ventenata
Ventenata dubia
white cockle
Silene latifolia
wild carrot (except subs. sativus where grown
							 commercially or for food)
Daucus carota
yellow flag iris
Iris pseudacorus
yellow toadflax
Linaria vulgaris
Statutory Authority: Chapters 17.10 and
					 34.05 RCW. 13-01-038, §
					 16-750-015, filed 12/12/12, effective 1/12/13; 12-01-050, § 16-750-015,
					 filed 12/15/11, effective 1/15/12; 10-24-037, § 16-750-015, filed
					 11/22/10, effective 12/23/10; 09-01-071, § 16-750-015, filed 12/15/08,
					 effective 1/16/09; 07-24-023, § 16-750-015, filed 11/28/07, effective
					 1/1/08; 06-24-056, § 16-750-015, filed 12/4/06, effective 1/4/07;
					 05-01-012, § 16-750-015, filed 12/2/04, effective 1/2/05. Statutory
					 Authority: Chapter 17.10 RCW. 04-13-014, § 16-750-015, filed 6/4/04,
					 effective 7/5/04. Statutory Authority: Chapters 17.10 and
					 34.05 RCW. 03-24-012, §
					 16-750-015, filed 11/20/03, effective 12/21/03; 03-04-001, § 16-750-015,
					 filed 1/22/03, effective 2/22/03. Statutory Authority: Chapter 17.10 RCW.
					 01-24-035, § 16-750-015, filed 11/28/01, effective 12/29/01; 00-24-017,
					 § 16-750-015, filed 11/28/00, effective 1/2/01; 99-24-029, §
					 16-750-015, filed 11/23/99, effective 1/3/00; 98-24-026, § 16-750-015,
					 filed 11/23/98, effective 1/2/99; 97-06-108, § 16-750-015, filed 3/5/97,
					 effective 4/5/97. Statutory Authority:
					 RCW
					 17.10.080. 96-06-030, § 16-750-015,
					 filed 2/29/96, effective 3/31/96. Statutory Authority: Chapter 17.10 RCW.
					 95-06-002, § 16-750-015, filed 2/16/95, effective 3/19/95; 94-01-076,
					 § 16-750-015, filed 12/10/93, effective 1/10/94; 93-01-004, §
					 16-750-015, filed 12/2/92, effective 1/2/93; 91-24-072, § 16-750-015,
					 filed 12/2/91, effective 1/2/92; 91-01-016, § 16-750-015, filed 12/7/90,
					 effective 1/7/91; 90-01-004, § 16-750-015, filed 12/7/89, effective
					 1/7/90; 88-24-002 (Order 26, Resolution No. 26), § 16-750-015, filed
					 11/29/88. Statutory Authority:
					 RCW
					 17.10.080. 88-07-016 (Order 22, Resolution
					 No. 22), § 16-750-015, filed
					 3/7/88.