Green Up, 5,000 SQFT, 22-0-3, Crabgrass Preventor Plus Fertilizer, Dimension Crabgrass Control Herbicide, Can Be Applied Up To 4 Weeks Later Than Other Crabgrass Preventers, Controls Crab Both Before & After It Germinates, Controls Crabgrass All Season Long, Low Use Rates, Non Staining.