September 14, 2022
Fall Management of Cheatgrass in Fallow
Cheatgrass (Bromus tectorum), also commonly called downy brome, is a problematic weed in winter wheat and in rangeland throughout Montana. Cheatgrass typically germinates in the autumn, overwinters, and produces seed by mid-summer. The cheatgrass life cycle is similar to winter wheat. Cheatgrass is an abundant seed producer. Seed is only viable for one to two years in the seedbank and can be killed under drought conditions.
Cheatgrass germinates from late August to early October and matures in early July. It can establish in early spring and still be...