Wide-striped Sweat Bee

The Wide-striped Sweat Bee (Halictus farinosus) is a bee in the family Halictidae, found in the San Francisco Bay Area.

This species is one of three members of the Halictus genus, commonly found at garden sites throughout California. Halictus tripartitus and Halictus ligatus are also commom.

Its flight season is from March into October, although males do not appear until June. Peak activity is from June into September.

Wide-striped sweat bees are primitively social bees that form annual colonies in the soil, often in flat, bare ground. Nests are often aggregated.