University of California
UCCE Sonoma County
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LinkedInPosts Tagged: Canada thistle
Canada thistle: A very prickly problem in row crop ground
A very spiny plant was dropped off at my office here in Woodland, CA that turned out to be Canada thistle, a noxious weed (Photo 1). This plant is commonly found in the Intermountain area in northern California where it has overtaken fields (Photo 2), but my first encounter here in the...
Weed control in alfalfa, Canada thistle and Scotch thistle... oh my
The February 2019 issue of the Farm Advisor's Update by Tom Getts (Weed Ecology and Cropping Systems Advisor) is out. Contents: Winter Annual Weed Control in Alfalfa (Avoiding Crop Injury with Roundup) Purple Flowers, Pokey Leaves and Deep Roots: Canada Thistle Control Trial Update: Scotch...
