Will Diatomaceous Earth Kill Pollinators

DE does, however, have the potential to be harmful to bees. Food grade diatomaceous earth works to kill insects by lacerating their exoskeletons and dehydrating them. According to bee keepers, if a bee comes in contact with DE death is a possible outcome.

Does diatomaceous earth harm bees and butterflies?

So, can diatomaceous earth harm bees? Yes, but they are not as vulnerable to it as other pests. And as long as you apply it carefully, you can use DE as a pesticide without harming them.

Will diatomaceous earth kill butterflies?

Ladybugs, green lacewings, butterflies, bees, and other “good guys” can also be killed by DE if they come into contact with it. For this reason, we recommend using DE with discretion on and around plants that beneficial insects may frequently visit.