How to Apply:
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 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.
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 and Transplanted Plants:
For flowers, roses, herbs, ground covers, ornamental grasses, shrubs, trees, and listed vegetables at least 2-3 inches tall, sprinkle Preen Garden Weed Preventer Plus Plant Food 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 Garden Weed Preventer Plus Plant Food 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.
This is not the product label. Always read and follow directions on the product label. Use only as directed.
- annual bluegrass (Poa annua), barnyardgrass (Echinochloa crus-galli), brome (Bromus spp.)
- carelessweed, carpetweed (Mollugo verticillata), cheat grass (Bromus tectorum), chickweed (Stellaria media)
- Crabgrass (Digitaria sanguinalis), fall panicum (Panicum dichotomiflorum), Florida pusley (Richardia scabra)
- goosefoot, goosegrass (Eleusine indica), guineagrass (Urochloa maxima), hare barley (Hordeum murinum ssp. leporinum), henbit (Lamium amplexicaule), Johnsongrass (Sorghum halepense), junglerice (Echinochloa colona)
- kochia (Kochia scoparia), lambsquarters (Chenopodium album), lovegrass (Eragrostis curvula), prostrate knotweed (Polygonum aviculare), puncturevine (Tribulus terrestris), purslane (Portulaca oleracea)
- rattail fescue (Vulpia myuros), Russian thistle (Salsola iberica), sandbur (Cenchrus spp.), signalgrass (Brachiaria spp.)
- southwestern cupgrass (Eriochloa acuminata), sprangletop (Leptochloa spp.), stinging nettle (Urtica dioica)
- stinkgrass (Eragrostis cilianensis), Texas panicum (Urochloa texana), wild cane (Sorghum bicolor), wild oat (Avena fatua)
- wildcane, witchgrass (Panicum capillare), woolly cupgrass (Eriochloa villosa), yellow foxtail (Setaria glauca)
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