Pest Profile: Stripe Rust
Highly mobile and infectious, stripe rust is a devastating disease that can cause substantial losses in cereal crops. The presence of just one...
Pest Profile: Stork’s Bill
Stork’s bill is a winter annual weed that was introduced from Europe in the 1700s, and can now be found throughout Canada. This member of the...
Pest Profile: Stinkweed
Stinkweed, formally known as Thlaspi arvense, is a winter annual weed that’s prolific, poisonous and difficult to control. Also...
Pest Profile: Sow Thistle
Sow thistle is a perennial weed that can grow in a wide variety of environmental conditions and is currently found in all Canadian provinces...
Pest Profile: Shepherd’s Purse
Capsella bursa-pastoris
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: Narrow-Leaved Hawk’s Beard
Narrow-leaved hawk’s beard is a tough-to-control winter annual considered a noxious weed under the Saskatchewan Weed Control Act. A prolific seed...
Pest Profile: Green Foxtail
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...
Pest Profile: Flixweed
Flixweed is a highly competitive winter annual weed found in the southwestern Prairies and U.S. plains where soil is much lighter and drier....
Pest Profile: Crown Rust
Also known as leaf rust, crown rust can infect cultivated oat, wild oat and a few wild grasses, but won’t infect cereals like wheat, barley or rye...