For All Seasons II Lawn Food Plus Crabgrass and Weed Preventer is a powerful tool in your yearly lawn care arsenal. An application feeds warm and cool season grasses for up to 5 months, creating a stronger root system for your lawn. For All Seasons II also provides weed control for a large variety of grassy and broadleaf weeds. Apply once and your grass will thank you all season long. 40 lb. bag.