Weed Treatments and Times of Application for Home Landscapes

Herbicide and Brand Name	Timing1 and Application notes	Efficacy on various weeds2
Herbicide and Brand Name	Timing1 and Application notes	Field bindweed	Black-berry	Canada thistle	Curly dock	Dandelion	Horsetail (Equisetum)	Nutsedge, yellow	Poison oak	Quackgrass
2,4-D Broadrange, Endrun, SpeedZone	Selective, PRE or POST	X	X		X	X			X
acetic acid WeedPharm	Non-selective, POST, suitable for organic				X	X
carfentrazone Quicksilver, Speed Zone	Selective, POST	X			X				X
dichlobenil Image, Noxall	Non-selective, POST	X		X	X	X	X	X		X
glyphosate RoundUp, Pronto	Non-selective, POST	X	X	X	X	X		X	X	X
quinclorac Spectracide Weed Stop	Selective, POST	X			X	X			X
triclopyr Lilly Miller Brush, Blackberry, & Vine Killer	Selective, POST		X				X		X
1 See text for explanations of selective vs. nonselective herbicides, applied PRE or POST-emergent. 2 Consult labels for rates and details. Control of some species may require mixing herbicides with different modes-of-action.

A Pacific Northwest Extension Publication

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