Dr. Cassandra Swett
Our two main targets for bloom time protection of strawberries are gray mold/ Botrytis fruit rot, and, if you are growing susceptible varieties like Chandler, anthracnose fruit rot.
Kari A. Peter, Ph.D.
This article will help you manually determine infection periods for certain diseases. Also included is a table listing coppers available to manage bacterial spot during cover sprays.
Bacterial spot, Xanthomonas arboricola pv. pruni, is a difficult disease to manage.