Preen

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Prevents summer and winter annual weeds from growing in flower and vegetable beds and around trees. Prevents new weeds from growing, it does not kill existing weeds. Recommended fo r use around ornamentals. Will not harm most established plants granular, easy to use formula. Apply any time: spring, summer or fall. Ingredients:Active Ingredient: 1.47% Trifluralin.Size: 16 Pound Show more