Native to South America, Argentine ants were introduced to California in 1905. Today, 90% of Southern California and coastal orchards are infested with ants. Some trees experience up to 1 million ant ...

UC Cooperative Extension specialist Steve Fennimore has retired after 28 years with the UC Davis Department of Plant Sciences ...

Emily Jane Freed began as UC Cooperative Extension area director for Monterey, San Benito and Santa Cruz counties in June.

Research-based landscape plant factors (PF) and turfgrass crop coefficients (Kc) have been established (Table 1) and can be used to adjust reference evapotranspiration (ETo) data and estimate the ...