A female blue orchard bee forages for nectar and pollen on Phacelia tanacetifolia flowers, also known as blue or purple tansy. Blue orchard bees are solitary bees that help pollinate California’s ...

Colorado's mountain wildflowers are famous for their beauty, and to my eye one of most handsome is silky phacelia, Phacelia sericea. It is a long-lived perennial that sprouts each year from a woody ...