Theresa Becchetti¹, Craig Schriefer², Jimin Zhang², Corey Cherr², John Harper³, Morgan Doran⁴, Stephanie Larson⁵, Sheila Barry⁶, Josh Davy⁷, Royce Larsen⁸, Lary Forero⁹, and Emilio Laca². (1) Stanislaus & San Joaquin Counties, University of California, Davis, 3800 Cornucopia Way, Ste A, Modesto, CA 95358, (2) Plant Science Department, University of California, Davis, CA, (3) Mendocino & Lake Counties, University of California, Davis, CA, (4) Solano, Yolo, Napa Counties, University of California, Davis, CA, (5) Sonoma & Marin Counties, University of California, Davis, 133 Aviation Boulevard, Suite 109, Santa Rosa, CA 95403, (6) Santa Clara, Contra Costa, Alameda Counties, University of California, Davis, 1553 Berger Drive, Bldg 1, San Jose, CA 95112, (7) Tehama County, University of California, Davis, CA, (8) San Luis Obispo County, University of California, Paso Robles, CA 93447, (9) University of California Cooperative Extension, 1851 Hartnell Ave, Redding, CA 96002