Summer 2018 has seen a surge of this disease around Yolo County. Conditions have been more optimal. Although it is a vascular pathogen like those causing Fusarium and Verticillium wilt, this one differs in that it is bacterial and has rapid and easy secondary spread during the season.
Flea beetles have been abundant this spring and have been a surprise to many because larger genera of flea beetles and resulting larger holes have been present. The stable, warm spring with few heat waves has been favorable to their development.
Working with the Geisseler Lab at UC Davis, we have been evaluating a number of commonly used organic amendments to understand when the nitrogen (N) applied with various amendments actually becomes available for plant use.
Check out the calendar to see what's happening in March in Yolo/Solano/Sacramento Counties. Insectary Cover Crop Field Day Guild Raising Barn Owls and Bats and their Benefits Farm Finance Expo http://ccsmallfarms.ucanr.