Roundup Exclusive Formula Concentrate Weed & Grass Killer Size:16 oz Kill house flies in hard-to-reach

Kill house flies in hard-to-reach places including walls and surfaces around the farm

Apply with lawn spreader or by hand

Start your horse on SimpliFly® Feed-Thru Fly Control with LarvaStop™ early in the spring and continue throughout the summer until cold weather restricts fly activity

extremely sensitive & accurate

Roundup Exclusive Formula Concentrate Weed & Grass Killer Size:16 oz Kill house flies in hard-to-reachTake control of your outdoor space with Roundup Exclusive Formula Weed and Grass Killer. It kills tough weeds and grasses to the root, including dandelion, large crabgrass, poison ivy, clover (red and white), spotted spurge, and other broadleaf weeds. It is rainproof in as fast as 30 minutes, produces visible results in hours, and allows you to plant 1 to 30 days after application. Produces visible results in hours Rainproof in as fast as 30 minutes