The adult onion fly resembles the house fly, but smaller. The larvae are legless and creamy-white and will cause the plants to wilt and die.
Leafhoppers are tiny insects that suck sap from your plants while spreading pathogens.
Cucumber beetles look similar to ladybugs. They can either be spotted or striped with yellow and black coloring. The adults feed on stems, foliage, and flowers. The larvae weaken the plant by feeding on the roots. They also spread bacterial wilt and squash mosaic virus.
We set out our cucumber beetle traps earlier this week and they’ve already caught 6! Here’s the blog post about how we made in these in case you missed it.