- Author: Marcelo Moretti
- Author: David King
- Posted by: Gale Perez
Published on: July 6, 2023
Brake On! is a preemergence herbicide registered in blueberry and other horticultural crops in Oregon and Washington but not in California. Fluridone, the active ingredient of Brake On! inhibits carotenoid biosynthesis in the phytoene desaturase enzyme step. Plants treated with fluridone lack carotenoids, leading to rapid chlorophyll breakdown in tissue exposed to sunlight. Symptoms include plants producing new white tissue that eventually become necrotic. Fluridone is grouped in the WSSA mode of Action 12.
Brake On! controls broad leaves and grasses. Some controlled broadleaf species include annual sowthistle, willowherb, mallow, nightshades, prickly lettuce, knotweed, and puncturevine. The controlled grasses include annual...
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