Quackgrass

sulfosulfuron (Outrider)

Rate 0.031 lb ai/a (0.67 oz/a product) plus 0.5% nonionic surfactant

Time Spring, postemergence to wheat and quackgrass up to the jointing stage of growth.

Remarks Apply in early spring when quackgrass has recovered from cold weather, when most foliage is green, not red or purple.

Caution Do not use within 60 days of crop emergence if an organophosphate insecticide has been applied in-furrow. Do not tank mix with malathion. Do not plant any crop other than wheat for 1 year after application.

Site of action Group 2: acetolactate synthase (ALS) inhibitor

Chemical family Sulfonylurea