Herbicide Effectiveness on Annual Weeds in Wheat
(East of Cascades)
Dan Ball
Reviewed December 12, 2008
E = excellent (95%–100%) 		G = good (80%–94%) 		F = fair (60%–79%) 		P = poor (less than 59%) 		T = tolerant species
* Must be soil-incorporated.  DTP: place this footnote text at the bottom of first page of table; delete this notation

Weed Family	triasulfuron (Amber)	chlorsulfuron + metsulfuron  (Finesse)	diclofop (Hoelon)	diuron (Karmex, Direx)	metribuzin 	thifensulfuron + tribenuron (Harmony Extra)	tribenuron (Express)	2,4-D	dicamba + 2,4-D	dicamba	MCPA	bromoxynil	bromoxynil + dicamba	bromoxynil + MCPA	bromoxynil + MCPA 
+ dicamba	diuron + bromoxynil	metribuzin + bromoxynil	metribuzin + chlorsulfuron	dicamba + chlorsulfuron	
Borage
Bugloss, common (Alkanet)
Anchusa officinalis	
—	
G	
P	
E	
G	
—	
—	
P	
F	
P	
P	
G	
E	
G	
E	
E	
E	
E	
—	
Corn gromwell
Lithospermum arvense 	G	G	P	E	P	G	G	P	F	P	P	G	E	E	E	E	P	F	G	
Fiddleneck
Amsinckia intermedia	E	E	P	E	F	G	G	F	G	P	F	G	E	E	E	E	F	G	G	
Madwort  (Catchweed)
Asperugo procumbens	—	E	P	P	F	E	E	F	F	F	P	P	G	G	G	G	G	G	—	
Buckwheat
Buckwheat, wild
Polygonum convolvulus	
G	
G	
P	
G	
P	
G	
P	
P	
F	
G	
P	
P	
F	
P	
F	
P	
P	
G	
E	
Knotweed, prostrate
Polygonum aviculare	F	G	P	P	G	G	P	P	G	E	P	P	E	G	E	F 	G	E	G	
Buttercup
Buttercup, bur (Little bur)
Ranunculus testiculatus	
E	
E	
P	
G	
G	
E	
E	
P	
F	
P	
P	
P	
G	
G	
F	
G	
G	
E	
—	
Carrot
 Bur chervil (Bur beakchervil)
Anthriscus scandicina	
E	
E	
P	
P	
P	
E	
E	
P	
F	
G	
E	
P	
E	
G	
E	
P	
P	
E	
—	
Hemlock, poison
Conium maculatum	—	E	P	F	P	—	—	F	G	P	P	P	F	F	F	P	P	G	—	
Figwort
 Speedwell, ivyleaf
Veronica hederifolia	
F	
F	
P	
P	
E	
F	
F	
P	
F	
P	
P	
P	
F	
P	
F	
P	
E	
E	
E	
Geranium
 Filaree, redstem
Erodium cicutarium	
P	
E	
P	
F	
F	
G	
F	
F	
F	
G	
F	
P	
G	
F	
G	
G	
F	
E	
—	
Goosefoot
 Kochia
Kochia scoparia	
—	
—	
P	
G	
E	
E	
E	
G	
E	
G	
G	
F	
E	
E	
E	
G	
E	
E	
E	
Lambsquarters, common
Chenopodium album	P	E	P	G	E	E	E	E	E	G	G	F	E	E	E	G	E	E	G	
Thistle, Russian
Salsola kali	P	E	P	G	E	E	E	E	E	G	G	F	E	E	E	G	E	E	G	
Grasses
Barley, wild (Foxtail)
Hordeum leporinum	
P	
P	
F	
P	
E	
P	
P	
T	
T	
T	
T	
T	
T	
T	
T	
P	
E	
E	
—	
Barnyardgrass (Watergrass)
Echinochloa crus-galli	P	P	G	F	E	P	P	T	T	T	T	T	T	T	T	P	E	E		
Bluegrass, bulbous
Poa bulbosa 	P	P	G*	P	G	P	P	T	T	T	T	T	T	T	T	P	G	G		
Brome, downy (Cheatgrass)
Bromus tectorum 	P	P	E*	P	G	P	P	T	T	T	T	T	T	T	T	P	G	G	—	
Grasses—contd.
 Brome, ripgut
Bromus rigidus	
P	
P	
E*	
P	
P	
T	
T	
T	
T	
T	
T	
T	
T	
T	
T	
P	
G	
G	
—	
Goatgrass, jointed
Aegilops cylindrica	T	T	P	P	P	T	T	T	T	T	T	T	T	T	T	P	P	P	—	
Oat, wild
Avena fatua	T	T	E	P	P	T	T	T	T	T	T	T	T	T	T	P	P	P	—	
Ryegrass, Italian
Lolium multiflorum	F*	P	E	P	F	P	P	T	T	T	T	T	T	T	T	P	F	G	—	
Witchgrass
Panicum capillare	P	P	E	P	G	P	P	T	T	T	T	T	T	T	T	P	G	E	—	
Madder
 Bedstraw, catchweed
(Cleavers)
Galium aparine	
F	
F	
P	
G	
F	
F	
P	
P	
P	
G	
P	
F	
G	
F	
F	
G	
F	
F	
G	
Mint
 Henbit (Deadnettle)
Lamium amplexicaule	
G	
E	
P	
G	
E	
G	
G	
P	
F	
P	
F	
F	
G	
F	
G	
G	
E	
E	
G	
Mustard
 Falseflax, smallseed
Camelina microcarpa	
E	
E	
P	
G	
G	
E	
E	
G	
G	
F	
F	
G	
E	
E	
E	
G	
E	
E	
E	
Flixweed
Descurania sophia	E	E	T	G	G	E	E	G	E	F	G	F	E	E	E	G	G	E	E	
Mustard, blue (purple) Chorispora tenella	E	E	P	E	G	E	E	F	G	P	P	G	F	G	G	E	G	G	E	
Mustard, tansy
Descurainia pinnata	E	E	P	G	G	E	E	G	G	P	F	G	G	G	G	G	G	E	E	
Mustard, tumble (Jim Hill)
Sisymbrium altissimum	E	E	P	F	F	E	E	E	E	F	G	F	E	E	E	E	F	E	E	
Mustard, wild
Brassica spp.	E	E	P	G	G	E	E	E	E	P	G	P	F	G	E	F	F	G	G	
Pennycress, field (Fanweed)
Thlaspi arvense	E	E	P	F	G	E	E	E	E	F	G	F	E	E	E	E	E	E	E	
Pepperweed, yellowflower
Lepidium perfoliatum	E	E	P	E	G	—	—	E	E	F	F	G	G	G	E	G	G	E	—	
Shepherdspurse
Capsella bursa-pastoris	E	E	P	G	G	E	E	G	E	F	F	F	E	G	E	G	G	G	E	
Wallflower, bushy
Erysimum repandum	E	E	P	G	G	E	E	F	G	F	P	G	E	E	E	G	F	G	—	
Nightshade
Nightshade
Solanum spp.	
P	
P	
T	
P	
F	
P	
P	
G	
G	
F	
F	
E	
F	
E	
G	
P	
F	
P	
F	
Pea
Vetch, hairy
Vicia villosa	
G	
F	
P	
P	
P	
P	
P	
E	
E	
P	
F	
P	
P	
F	
F	
P	
P	
F	
G	
Pigweed
Pigweed
Amaranthus spp.	
E	
E	
T	
G	
G	
E	
G	
G	
E	
F	
G	
F	
G	
G	
G	
G	
G	
E	
E	
Pink
Chickweed, jagged
(Umbel chickweed)
Holosteum umbellatum	
E	
E	
P	
F	
F	
G	
E	
P	
G	
F	
P	
P	
F	
F	
F	
F	
G	
F	
E	
Cockle, corn
Agrostemma githago	E	E	P	F	G	—	—	P	E	P	P	F	G	G	E	E	G	G	—	
Cockle, cow
Vaccaria segetalis	—	E	P	F	F	E	E	P	G	P	F	F	G	G	G	G	F	G	—	
Knawel
Scleranthus annuus	—	E	P	G	P	—	—	P	G	P	F	F	F	F	G	G	F	E	—	
Polemonium
Polemonium, annual
(Jacobs ladder)
Polemonium micranthum	
E	
E	
P	
G	
G	
E	
E	
G	
G	
F	
G	
P	
G	
F	
E	
G	
G	
E	
E	
Purslane
Minerslettuce
Montia perfoliata	
E	
E	
P	
G	
F	
E	
E	
P	
F	
P	
P	
F	
F	
F	
F	
G	
F	
E	
E	
Sunflower
Cornflower (Bachelor button)
Centaurea cyanus	
G	
G	
P	
G	
F	
P	
P	
F	
F	
P	
P	
F	
F	
G	
G	
G	
F	
F	
—	
Lettuce, prickly
Lactuca serriola	E	E	P	P	G	E	E	E	E	E	G	F	G	G	E	G	G	G	—	
Mayweed (Dog fennel)
Anthemis cotula	F	E	P	E	F	E	E	P	G	P	P	P	F	F	G	F	G	E	G	
Pineappleweed
Matricaria matricarioides	E	E	P	G	P	E	E	P	F	P	P	G	F	G	F	F	P	E	G	
Sowthistle, annual
Sonchus oleraceus	—	E	P	F	G	E	E	E	E	P	F	F	G	G	G	F	F	E	—	

E = excellent (95%-100%) 	G = good (80%-94%) 		F = fair (60%-79%) 		P = poor (less than 59%) 		T = tolerant species
* Must be soil-incorporated.