Alfalfa Leafcutting Bee (Megachile rotunda) Pests

Natalia Bjorklund, Katie Lamke, Surabhi Gupta Vakil, and Judy Wu-Smart
March 2019

In all cases, follow the instructions on the pesticide label. The PNW Insect Management Handbook has no legal status, whereas the pesticide label is a legal document. Read the product label before making any pesticide applications.

Note: Products are listed in alphabetical order and not in order of preference or superiority of pest control.