Blackberry Diagnostic Tool
Department of Horticultural Science
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Blackberry Diagnostic Tool

Drupelets are damaged

Sap beetles are often found chewing on overipe or injured berries.

Excessive rains during harvest can cause individual drupelets to crack/split open.

split drupe\

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Created by G.E. Fernandez November 2004; design by C.T. Glenn;
maintained by G.E. Fernandez; last revised on August 29, 2008