A non-selective systemic weed and grass killer that will eliminate undesirable vegetation, roots and all, in and around lawns, driveways, parking areas, between stepping stones and bricks, flower beds, trees and shrubs. Special caution should be taken to avoid spraying desired vegetation. Rainproof in 10 minutes. Reaches the roots in 1 to 2 hours with visible results in as little as 3 hours. May be applied when temperatures are as low as 50 degrees. | Hi-Yield Killzall Quick Ready-to-Use Weed and Grass Killer