Annual Weeds
PRICKLY LETTUCE Lactuca serriola Life Cycle: Annual Plant Description:
Annual weed with prickly leaves that emits a milky sap when cut. Leaves are arranged alternately on the stem between 2 to14 inches long. Flowers are approximately ½ inch wide and are composed of 5 to 12 yellow toothed petals.
Treatment: Apply 16 to 20 fluid ounces of DuraCor ® herbicide or 24 fluid ounces of NovaGraz ™ herbicide
plus 1% MSO v/v per acre, or 20 to 32 fluid ounces of GrazonPD3 ™ herbicide per acre. Use lower rate for preemergence. Use higher rate when weeds are actively growing and conditions are favorable for growth.
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