While some DIY herbicides work great, others can cause more harm than good.

What You Need

Some horticultural vinegars are listed as organic, while others arent.

If youre committed to organic gardening, be sure to shop around.

person apply vinegar with a spray bottle to weed growing out of crack in sidewalk or driveway

Credit:Katie Burdett / BHG

How to Apply

1.

Go slow to prevent splashes and spills.

Stir the mixture to combine.

using horticultural vinegar as homemade way to kill weeds

Credit:BHG / Crystal Hughes

Work slowly and move around the entire patch of garden weeds, carefully saturating the leaves with the spray.

Time the program correctlyTiming is critical when using corn gluten meal, as it needs to be appliedbeforeweeds germinate.

Wait for dry weather when rain is not expected for a few days.

using gluten corn meal as homemade weed killer

Credit:BHG / Crystal Hughes

Apply corn gluten meal

To apply, scatter corn gluten meal by hand or use a broadcast spreader.

Youll need to use about20 pounds of corn gluten mealfor every 1000 square feet of gardening space.

Add water

Next, lightly water the corn gluten into your garden or lawn.

pouring boiling water over weeds as homemade weed killer

Credit:BHG / Crystal Hughes

Heat the waterFirst, heat water to a rolling boil on your stove.

Repeat (if needed)

A single treatment kills small weeds.

Homemade vs. Commercial Weed Killers: Which is More Effective?

For best results, combine homemade weed killers with an integrated weed management strategy.

A cover crop is grown to protect and improve soil rather than for harvest.

Bleach will kill weeds.

However, it can damage your soil and harm plants that you want to keep around.

It’s best to use other methods of weed killing.

Accessed July 31, 2024.