The bugs and their byproducts are not harmful to humans, but consider wearing gardening gloves for this. You can either crush the larvae with your fingers or drop them into a bucket of soapy water. Spraying spittlebugs with a garden hose washes the insects and their residue off your plants and can drown the eggs.

Are spittlebugs a problem?

Spittlebugs are known for the frothy spittle mass they produce while feeding on plants. … In most cases, especially on annuals and perennials, spittlebug feeding is not damaging to plants. If too many spittlebugs are present, feeding can cause leaves to lose their shape.

Do spittlebugs bite humans?

Are they harmful? Medically the spittlebugs or the adults do not harm humans. However, these bugs are very harmful to grasses, lawns, and plantations, which causes plants to wilt as they are aggressive feeders on plant saps.