Yellowjackets have a well-deserved reputation for being aggressive since they often sting when defending their nests or when they encounter people while out scavenging for food.
This time of year, yellowjacket colony populations are increasing, and people may encounter them more frequently. Some yellowjacket species live in underground nests and can be a problem to people mowing the lawn or to children playing on it. Other kinds of yellowjackets may live in between voids in walls and ceilings of houses, coming into contact with people who pass by.
Sometimes paper wasps are mistaken for yellowjackets, but these insects are much less aggressive and more easily dealt with.
If you have a wasp...
Summer is all about being outdoors and enjoying camping, swimming, playing, and other activities with family and friends. But it's a real drag when pests such as ants, yellowjackets, or mosquitoes ruin the fun.
When you have a pest problem and want to find a solution quickly, it can be helpful to watch a short video that tells you what you can do. In UC IPM's Video Library, you will find over 30 helpful videos on these and other common pests that are active in summer or other times of the year.
1. Ants: Using a Sticky Barrier to Prevent Ants on Trees and Shrubs
Every summer, a handful of insect pests can become a real nuisance when they invade your space, bite, or sting you. Whether you take a staycation or a vacation, you'll want to watch our videos for tips on how to deal with these pests when you encounter them.
1 Ants: What to do if you have an ant emergency