Preharvest foliage desiccation

carfentrazone (Aim EC)

Rate 0.016 to 0.06 lb ai/A (2.0 to 3.8 oz/A Aim EC)

Time Apply Aim EC alone or with other labeled herbicides for desiccation of clover seed crops.

Remarks Apply at a minimum application volume of 35 gal/A. Always add an adjuvant. See Aim EC label for minimum recommended additives.

Caution Do not harvest stands grown for seed for 3 days after application. Do not apply more than 3.8 oz of Aim EC per year.

Site of action Group 14: protoporphyrinogen oxidase (PPO) inhibitor

Chemical family Triazolinone

diquat (several trade names)

Rate 0.37 to 0.5 lb ai/A

Time For preharvest foliage desiccation, when clover seeds are mature.

Remarks Seed crops only. Desiccation is complete in 3 to 10 days.

Caution Do not graze or feed treated forage to livestock. Do not use seed from treated plants for food, feed, or oil.

Site of action Group 22: photosystem I electron diversion

Chemical family Bipyridilium

paraquat (Firestorm)

Idaho (ID-080009) only

Rate 0.64 to 1.0 lb ai/A (1.7 to 2.7 pints/A Firestorm)

Time For preharvest foliage desiccation, when clover seeds are mature. Do not harvest clover seed until at least 4 days after application.

Remarks Do not make more than two applications per year.

Caution A restricted-use herbicide. Do not graze or feed treated forage and screenings to livestock. Do not use seed from treated plants for food, feed, or oil. All processed clover seed must be tagged "Not for human consumption." The grower is responsible for informing the processing facility that the clover was treated with paraquat. Do not apply Firestorm through any type of irrigation equipment.

Site of action Group 22: photosystem I electron diversion

Chemical family Bipyridilium