Blackberry Diagnostic Tool
Department of Horticultural Science
Home Blackberry Diagnostic Tool Research Extension Teaching People Funding Other Links International Activities Search

Blackberry Diagnostic Tool

Fruit are discolored or have spots

The cause of white drupes in blackberries is unknown, some think it may be due to stink bug damage during bloom, sun scald around harvest or another unknown physiological disorder. Apache appears to be especially vulnerable. Here are some examples.

Stink bug?

Stink Bug

Sun scald?

Sun Scald

Unknown physiological disorder

Box 7609     North Carolina State University     Raleigh, NC 27695-7609     (919) 515-7416
Created by G.E. Fernandez November 2004; design by C.T. Glenn;
maintained by G.E. Fernandez; last revised on June 26, 2006