International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
select
Herbicide Resistant Weeds in Washington, United States.
#YearSpeciesSite of ActionActivesContacts
1 386Common Groundsel1970Senecio vulgaris
Common Groundsel
United States
(Washington)
Washington  PSII inhibitors - Serine 264 Binders (C1 C2/5) PSII inhibitors - Serine 264 Binders (C1 C2/5) simazine Rick Boydston (Retired)
2 231Russian-thistle1987Salsola tragus
Russian-thistle
United States
(Washington)
WashingtonWA Inhibition of Acetolactate Synthase (B/2) Inhibition of Acetolactate Synthase (B/2) chlorsulfuron Donn Thill
3 515Yellow Starthistle1988Centaurea solstitialis
Yellow Starthistle
United States
(Washington)
WashingtonWA Auxin Mimics (O/4) Auxin Mimics (O/4) picloram Steven Seefeldt
4 517Kochia1989Kochia scoparia
Kochia
United States
(Washington)
WashingtonWA Inhibition of Acetolactate Synthase (B/2) Inhibition of Acetolactate Synthase (B/2) chlorsulfuron Steven Seefeldt
5 521Wild Oat1991Avena fatua
Wild Oat
United States
(Washington)
Washington  Inhibition of Acetyl CoA Carboxylase (A/1) Inhibition of Acetyl CoA Carboxylase (A/1) diclofop-methyl, fenoxaprop-ethyl, pinoxaden, quizalofop-ethyl, sethoxydim Steven Seefeldt, Ahmet Uludag
6 331Powell Amaranth1992Amaranthus powellii
Powell Amaranth
United States
(Washington)
Washington  PSII inhibitors - Serine 264 Binders (C1 C2/5) PSII inhibitors - Serine 264 Binders (C1 C2/5) terbacil Kassim Al-Khatib, Rick Boydston (Retired)
7 518Prickly Lettuce1993Lactuca serriola
Prickly Lettuce
United States
(Washington)
WashingtonWA Inhibition of Acetolactate Synthase (B/2) Inhibition of Acetolactate Synthase (B/2) chlorsulfuron Steven Seefeldt
8 5186Spiny Sowthistle2000Sonchus asper
Spiny Sowthistle
United States
(Washington)
Washington  Inhibition of Acetolactate Synthase (B/2) Inhibition of Acetolactate Synthase (B/2) imazamox, thifensulfuron-methyl Kee-Woong Park
9 5328Prickly Lettuce2007Lactuca serriola
Prickly Lettuce
United States
(Washington)
Washington  Auxin Mimics (O/4) Auxin Mimics (O/4) 2,4-D, dicamba, MCPA Ian Burke
10 5667Redroot Pigweed2010Amaranthus retroflexus
Redroot Pigweed
United States
(Washington)
WashingtonWashington PSII inhibitors - Serine 264 Binders (C1 C2/5) PSII inhibitors - Serine 264 Binders (C1 C2/5) metribuzin, terbacil Rick Boydston (Retired)
11 5668Common Lambsquarters2010Chenopodium album
Common Lambsquarters
United States
(Washington)
WashingtonWashington PSII inhibitors - Serine 264 Binders (C1 C2/5) PSII inhibitors - Serine 264 Binders (C1 C2/5) metribuzin, terbacil Rick Boydston (Retired)
12 10987Mayweed Chamomile2010Anthemis cotula
Mayweed Chamomile
United States
(Washington)
Washington  Inhibition of Acetolactate Synthase (B/2) Inhibition of Acetolactate Synthase (B/2) cloransulam-methyl, imazethapyr, thifensulfuron-methyl, tribenuron-methyl Alejandro Perez-Jones, Carol Mallory-Smith
13 18160Russian-thistle2015Salsola tragus
Russian-thistle
United States
(Washington)
Washington  Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9) Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9) glyphosate Ian Burke, Prashant Jha, Vipan Kumar, Drew Lyon
14 17154Italian Ryegrass2018Lolium perenne ssp. multiflorum
Italian Ryegrass
United States
(Washington)
Washington  Very Long-Chain Fatty Acid Synthesis inhibitors (K3 N/15) Very Long-Chain Fatty Acid Synthesis inhibitors (K3 N/15) flufenacet Alberto Collavo, Roland Beffa
Contributing Weed Scientists
1
Page size:
select
Page: of 1
Items 1 to 3 of 3
PERMISSION MUST BE OBTAINED FIRST if you intend to base a significant portion of a scientific paper on data derived from this site.
Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Wednesday, December 4, 2024 .  Available  www.weedscience.org
Copyright © 1993- 2024 WeedScience.org All rights reserved. Fair use of this material is encouraged. Proper citation is requested.