An Oregon State University-led research team responded to the problem of glyphosate-resistant Russian thistle – a weed that infests nearly 5 million acres in the Pacific Northwest, and through four years of fieldwork, developed ...
Larry Lutcher, Judit Barroso |
Apr 2022 |
Impact story
Q: I have been manually trying to dig this plant up in my yard and it keeps coming back. Does it respond to salt/vinegar treatment or burning? It seems to put out a lot of bulbs and tubers and is in several parts of my yard. I don't like using chemicals in my yard, so that isn't an option.
Q: I'm composting on site and wondering how concerned I should be about adding the grass clippings. Is there a weed killer that I could use that is safe to compost for a food garden? I’ve been looking into a vinegar/dish soap mix.
The Coffee Hour conversations attracted 37-61 people each week, including farmers who manage over 34,500 acres and agronomists who make crop management recommendations on over 209,000 acres.
Q: What do you recommend for keeping weeds at bay in planting beds? We'd like to stop using Round-Up. Our beds are too big and the weeds are too numerous to be able to keep up mechanically. Would a vinegar solution be harmful to the soil?
Q: We have wheat planted and along our fence line we have an infestation of tansy ragwort. Is it a good time to cut the flowers off, bag them, and leave the plant; or should I spray it? The neighbor across the road has...
Q: Is there a solution I can spray on dandelions instead of pulling them up? Not Roundup.... does vinegar, dawn soap and Epson salts work? Or is there a better one?
Q: This weed has overtaken my horse pasture in large amounts this year. I’m trying to identify it and I’ve come up with two possibilities but I’m not sure which one it is. Possibly hedge mustard or creeping yellowcress? ...
Here is a collection of our favorite resources for weeds in pastures and hay ground. It includes sections on aquatic weed, OSU resources, Pesticide/Herbicide, Poisonous Plants, Weed Control, and Noxious and invasive weeds.
These publications are shared to teach farmers and agriculturalists how to properly control weeds and poisonous plants and pests. Handbooks and management fact-sheets are provided as well as a list of common pasture weeds, poisonous plants, and other pests that affect pastures.