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Pest Profile: Waterhemp

Amaranthus tuberculatus

In Canada, there are 5 confirmed resistant populations of waterhemp (Gr 2, 5, 9, 14, 27).
All the populations...

Pest Profile: Redroot Pigweed

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...

Pest Profile: Stinkweed

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