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Redroot pigweed is an annual broadleaf weed that has developed resistance to Group 2 herbicides in Western Canada, and Group 5 resistance in the U...

The fourth most common weed in Western Canada, volunteer canola is especially challenging to control in herbicide-tolerant crops like soybeans. It...

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Stinkweed, formally known as Thlaspi arvense, is a winter annual weed that’s prolific, poisonous and difficult to control. Also...

A heavy seed producer, green foxtail can release up to 34,000 seeds per plant, and its fibrous root system helps it gather nutrients even in the...

Canada thistle is a persistent weed that has threatened the yields of farmers far longer than Canada has been a country. A member of the sunflower...