clethodim (several trade names)
Rate 0.068 to 0.12 lb ai/a (rate varies by product)
Time Apply to actively growing grasses at the size recommended on the label.
Remarks Rate depends on target grasses. Add a nonionic surfactant at 0.25% v/v to the spray mix. Wait at least 14 days between applications.
Caution Preharvest interval is 21 days. Do not apply with ammonium sulfate. Do not exceed 0.12 lb ai/a in a single application or 0.5 lb ai/a per season.
Site of action Group 1: acetyl CoA carboxylase (ACCase) inhibitor
Chemical family Cyclohexanedione