Insecticidal soaps work well to kill flea beetles on your plants. However, it has to make direct contact to work. It does leave a taste on the leaves that most garden pests dislike. Yellow sticky traps are another non-toxic way to control flea beetles.

What insecticide kills flea beetles?

The most reliable method on how to get rid of flea beetles is with an insecticidal dust. Naturally derived spinosad and permethrin are two control agents that can provide some assistance in eradicating the beetles. Consistent applications are necessary because of the mobility of the pests.

Does dawn kill flea beetles?

Yes, dawn dish soap does kill fleas and they will die within minutes, making it a very time effective way to deal with these pests.