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.
When should I apply corn gluten to my lawn?
How To Use Corn Gluten Effectively:
- It must be applied precisely 2 weeks before germination of the weeds to have any effect.
- Weed germination must be followed by a 5-day dry period to have optimal effect.
- There is NO post-emergence control of ANY weed!
How do you use corn gluten in a garden?
To get the most weed and feed effect, apply a corn gluten meal product that’s labeled as a pre-emergent herbicide (really important; we’ll explain why in a second) to your lawn in the Spring when forsythia bushes begin to bloom (or when your county extension agent says crabgrass germinates in your area) and it will …
Does corn gluten attract rodents?
Tips for Using Corn Gluten as A Natural Weed Killer
One of the only drawbacks that I’ve seen with the corn gluten meal is that it can attract rodents. If you fear voles and mice in your garden, place some of the meal in a coffee can and add some powdered cayenne pepper. That will usually do the trick!
What is the difference between cornmeal and 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.
How does corn gluten meal prevent 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.
Is corn gluten meal bad for 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.
Does corn gluten burn grass?
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.
What weeds does corn gluten control?
Corn Gluten As a Pre-Emergent Herbicide
A 1990s Iowa State University study showed that corn gluten was an effective pre-emergent herbicide for some weeds. They found that it was most effective in stopping weedy grasses, such as crabgrass, as well as some broadleaf weeds, such as chickweed and dandelions.