Don't let weeds take over your onion crop. Provides pre-emergent weed and grass control in your transplanted onion garden. Prevents newly germinated weeds and grasses from getting established. Apply before transplanting to control such obnoxious weeds as lambsquarter, purslane, grasses, thistle, and pigweed. 1 lb bag will treat up to 1200 sq. feet of planted area. ORDER 5 OR MORE FOR JUST $15.95 EACH!