Looking for a homemade weed killer that won't break the bank? This 3-ingredient spray is easy to make and works like a charm.

Corn gluten 101 Applied when the (4-inch deep) soil temperature reaches 55 degrees (or just as local forsythia begin to bloom), corn gluten meal has the potential to prevent weed seeds from sprouting.

Gluten intolerance is a complicated condition that impacts 13 to 15 percent of the population, but in varying degrees, ranging from an intolerance to the more serious celiac-sprue disease.

I recently spread corn gluten meal on the lawn, and now there is a bad odor in the yard. I used one bag on the front lawn and around the shrubs. After a heavy rain, my wife noticed a terrible odor.

Weed-preventing corn gluten now in liquid form Sekar in Herndon writes: “I am a great fan of the organic weed preventer Corn Gluten Meal, and have been using it on our lawn for the past five years.