- Author: Andrew Mason Sutherland
It's that time of year again: termite swarm season! Western subterranean termites, Reticulitermes hesperus (species complex), produce reproductive swarms during calm sunny periods immediately following the first autumn rains. This is especially pronounced in the San Francisco Bay Area and parts of the Sacramento Valley, where mature termite colonies across a broad region may swarm simultaneously en masse, filling the air with termites fluttering their gossamer wings and filling social media discussions with wonder, horror, confusion, and dread.
Western subterranean termites may also swarm in the
We are pleased to announce our new YouTube playlist for the Urban & Community IPM Webinars. Currently available recordings include:
- What is IPM?
- Navigating the UC IPM Website and New Features
- Springtime Household Pests
- Plant Diseases and Abiotic Disorders
Additional webinar recordings are coming soon! Subscribe to our
Now is the time for planting cool-season vegetables like broccoli, carrots, and spinach. We are pleased to share new pest management resources for other cool season vegetables including beets, chard, radishes or turnips. If you're planting herbs, we've also added basil,
- Author: Siavash Taravati
Licensing for perimeter spraying under California's pest control laws is dependent on the situation and site (Table 1). Structural Pest Control Board (SPCB) licensees, Department of Pesticide Regulation (DPR) Qualified Applicator License (QAL) holders, and DPR Qualified Applicator Certificate (QAC) holders are all legally allowed to make perimeter spray applications to control ants and other pests immediately around structures. However, the intent of these applications determines the specific license needed.
SPCB licenses
If the perimeter spraying is performed to prevent the entry of ants or other insects into the structure, then a structural license is required. If the pests are coming from the lawn, then the...
- Author: Karey Windbiel-Rojas
- Author: Elaine Lander
The Centers for Disease Control and Prevention issued a Health Advisory recently in response to increased reports of illness associated with products containing the pesticide ivermectin. Ivermectin is an active ingredient that is typically used to treat internal animal parasites such as roundworms, threadworms, and other parasites, and external parasites such as head lice. It is an anti-parasitic pesticide not an anti-viral. The FDA has not approved...
