Tag: knapweed

Land & Grazing

Spray Leafy Spurge and Knapweed at the Right Growth Stage, or You’re Just Burning Diesel

Noxious weeds hit their most vulnerable window in June and early July. Hit spurge and knapweed at flowering with the right chemical…

Harry Ward · July 21, 2026

Land & Grazing

Spray the Knapweed and Spurge at Bloom, Not After It Goes to Seed

Mid-June is prime time to hit Montana's worst pasture weeds while the chemical still moves into the roots. Wait until seed set…

Harry Ward · July 12, 2026

Land & Grazing

Spray the Spurge Now: Timing Your Knapweed and Leafy Spurge Hits Before They Set Seed

Spotted knapweed and leafy spurge are at the stage where a well-timed herbicide pass pays for itself. Here's how to read the…

Harry Ward · June 26, 2026