Frequent question: What is corn gluten meal used for?

How does corn gluten meal kill weeds?

Corn gluten meal works by inhibiting root formation in weeds at the time of germination. It doesn’t inhibit roots of mature plants or transplants unless it is used at a very high rate of 80 pounds/1000 sq. ft. or more. Weeds germinate and form a shoot, but no root, which prevents growth.

How long does corn gluten meal last?

Corn gluten meal will remain effective in soil for up to 6 weeks provided that it stays dry enough to prevent microbes from decomposing it.

When do you apply corn gluten meal?

For best results apply corn gluten in late April or early May and again in late August or early September for three to four consecutive years. Keep in mind this product like other pre-emergent weed killers prevents grass as well as weed seeds from sprouting.

Is cornmeal the same as corn gluten meal?

Corn meal and corn gluten meal (CGM) originate from whole kernels of corn, but they’re used for very different purposes. The corn meal you use as a coating for food is ground up corn, while corn gluten meal is a byproduct of this process.

Is corn gluten harmful to dogs?

Feeding corn gluten meal can cause your dog or cat to develop severe allergies to corn over an extended amount of time. This can manifest as severe GI and skin problems. Corn gluten meal is less nutritionally complete than meat-based proteins.

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Does corn gluten kill grass seed?

Corn gluten meal will not harm grass seed at any time as long as the seed is kept moist. However, watering the corn gluten meal renders it useless as a weed seed killer.