Preen Weed Preventer Plus Plant Food 5.6lb

Apply Preen Garden Weed Preventer Plus Plant Food anytime in the spring, summer, or fall around established plants and transplants. It should not be used on flower seeds. In can be used after flowering plants have germinated and are 2-3 inches tall. Since it does not kill existing weeds, you must first remove any that have already begun to grow.  Reapply every 9-12 weeks.