Biennial & Perennial Weeds
LOCOWEEDS: WOOLLY & CRAZYWEED *T* Astragalus sppand Oxytropis spp Life Cycle: Perennial Plant Description:
Tufted plant covered with silvery hairs. Poisonous to all livestock species. Leafless stalks emerge from the center of low-growing basal leaves, holding flowers 4 to 16 inches high. Flowers resemble sweet peas and may be blue, purple, yellow or white.
Treatment: Apply 32 to 40 fluid ounces per acre of GrazonPD3 ™ herbicide or 2.0 pints per acre of Surmount ® herbicide + 0.5 % surfactant per acre or 1.5 to 2.1 pints per acre of GrazonNext ® HL herbicide, or 20 to 32 fluid ounces of GrazonPD3 ™ herbicide per acre. Apply when plants are approaching maximum vegetative growth but before flowers open. Herbicide application may increase
palatability of certain poisonous plants. Do not allow livestock to graze treated areas until poisonous plants are dry and no longer palatable to livestock.
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