But earlier in the season before they have started to flower it’s a helpful method. However, you should keep in mind that since it kills all bugs not just the pests you need to be very careful in how you use it.Īvoid using it if your plants are flowering as it can also harm bees. Simply sprinkle a little over your plants and it will kill most bugs that crawl through it in a few days. This organic powder is a natural pest solution that I love to use in the garden when needed. Diatomaceous Earthĭiatomaceous earth is a natural powder made out of fossilized diatoms that turn into a soft sedimentary rock. This means you need to spray the plants often and make sure to get under the leaves as well. Insecticidal soaps are also a good way to kill hornworms but they have to come into direct contact with it to work. If the idea of squishing these pests makes you cringe then try dropping them into a container of soapy water instead.Īnother alternative is to feed them to your chickens if you keep a backyard flock. Since the caterpillars are so large they are easy to pick off the plants. Handpicking is an easy way to get rid of hornworms on your tomato plants. Feed them to your chickens or drown in soapy water. Pick hornworms off your plants and into a container. Very quickly the caterpillars will die off. Simply spray it on the plants as a preventative or start spraying when you see damage starting on the tops of the plants. However, it must be ingested by the caterpillars to work and needs to be reapplied after it’s rained as it’s easily washed off the leaves.īTK has always been the quickest and easiest way for me to get rid of hornworms in my garden. This is made from a natural bacterium found in soil that is toxic to caterpillars. The easiest way to get rid of and prevent hornworms on your plants is to use the organic pesticide BTK (Bacillus thuringiensis). Organic Control To Get Rid Of Tomato Hornworms 1. You’ll also want to look for white cocoons of hornworms that haven’t yet hatched. If you see this then turn the leaves over and you will often find a hornworm hiding on the other side. Start by looking closely at the top of your tomato plants for droppings left behind by the caterpillars as they feed, they will be black or dark green in color. ![]() Hornworms normally start feeding on the top of the plant so that’s the best place to start looking for damage. If left to feed on the plants they can defoliate it in just a few days.īut because of how they blend into the plant with their light green color you’ll often notice the plant damage first before you find the caterpillars on your plants. They will eat entire leaves, stems, and even green immature fruit. Hornworms are a garden pest that causes a lot of damage quickly.
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