Bensumec™ 4 LF Pre-Emergent Grass & Weed Herbicide provides effective control of annual grasses, including crabgrass, Poa annua, and goosegrass. It’s labeled for use on established Bahiagrass, bentgrass, fescue, perennial bluegrass, zoysiagrass, and other listed turfgrasses in residential lawns, and on golf course greens, tees, and bentgrass fairways. Bensumec easily emulsifies to ensure complete mixing, and eliminates spray-tank layering or clogging, even with limited agitation.