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Weed Control

Q.Pet Friendly Weed Killer

LIONDEB added on April 7, 2011 | Answered

How long will the corn meal last for the weed killer before I have to add more to the soil? Looking for a pet friendly weed killer.

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Certified GKH Gardening Expert
Answered on April 10, 2011

Corn meal acts as a pre-emergent, meaning it will prevent weeds from germinating but will not kill weeds already growing. I would reapply it monthly.

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