The spotted lanternfly (Lycorma delicatula) is a new exotic pest that was first detected in Pennsylvania in 2014 and has since moved to other nearby states (Figure 1). Everyone, including home gardeners and retail nursery and garden center employees, can play a significant role in keeping this exotic pest out of California by being the eyes and ears needed for early detection.
The spotted lanternfly is a sizable planthopper insect which is about 1 inch long and 0.5 inch wide (Figure 2). It originates from northern China and it can also be found in Vietnam,...
Have you had unexpected seeds show up in the mail? Unknown seeds could be invasive plants, contain invasive insects, or have plant disease causing agents. Here's what the United States Department of Agriculture Animal Plant and Health Inspection Service (USDA APHIS) has to say about it.
USDA Investigates Packages of Unsolicited Seeds
USDA is aware that people across the country have received suspicious, unsolicited packages of seed that appear.../h2>
- Author: Elaine Lander
Brooms are shrubs which were originally planted in California as ornamentals and for erosion control, but are now considered to be invasive weeds since they are highly competitive. They crowd out native plants and form impenetrable barriers to wildlife. There are four common species of broom in California: Scotch broom, French broom, Spanish broom and Portuguese broom.
In the newly revised Pest Notes: Brooms, UCCE advisor Scott Oneto and UC Davis weed scientists Joe DiTomaso and Guy Kyser explain the issues with planting these invasive species. The publication includes expanded sections on biology and management and updated herbicide...
Nutria are found near rivers, streams, lakes, ponds and wetlands. Their burrowing and feeding on vegetation can cause damage. In addition, they can carry pathogens and parasites.
Learn how to identify nutria and distinguish them from other native look-alikes in this fact sheet from the California Department of Fish & Wildlife (CDFW). If you think you've found nutria in California, be sure to report it to CDFW. You can find more about nutria from their website.