Application:
When plants are dry, sprinkle this product on soil surface, and immediately water to activate. It forms a weed control barrier in the top layer of soil, preventing weed seeds from germinating. Disturbance to the soil surface after activation may result in erratic weed control.

When to Apply:
Apply Preen Weed Preventer with Brilliant Blooms Fertilizer 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.

Rain does not wash this product out of the soil. For optimum weed control and plant feeding, reapply this product every 3 months.

Applying Around Established Plants:
For flowers, roses, herbs, ground covers, ornamental grasses, shrubs, trees, and listed vegetables at least 2-3 inches tall, sprinkle Preen Weed Preventer with Brilliant Blooms Fertilizer evenly over the entire soil surface. Immediately water this product into soil surface. If watering-in is not convenient, lightly rake into soil surface. Always wash or brush off stray granules from plant foliage.

Applying with Mulch:
For best weed control, we recommend applying Preen Weed Preventer with Brilliant Blooms Fertilizer after spreading mulch on your flower and shrub beds. Sprinkle it on top of mulch. Immediately water this product into the mulch. If watering-in is not convenient, lightly rake into top layer of mulch. Always wash or brush off stray granules from plant foliage.