Your first line of defense against ground wasps should be natural remedies. Diatomaceous earth (DE) is a natural, powdery ...

There are roughly 300 species of solitary wasps in California, she added. Yellowjackets and paper wasps are the two most common social wasp species in Northern California, Kimsey said.

Wasps are beneficial pollinators, but they can be dangerous. Learn more about health risks, ... However, of the thousands of species of wasps in North America, most are harmless to humans.