Grapevine red blotch-associated virus

Photo: Marc Fuchs, Cornell University

A recently identified and described virus, first detected in California (USA) in 2008
Causes red blotch symptoms on leaves, as well as a significant reduction in the sugar accumulation of grapes (>5° Brix)
Spread through grafting and propagation material
Present in North America

High priority pest of: dried grapes, tables grapes, wine grapes

Scientific name: Grapevine red blotch-associated virus
EPPRD Category:
Life Form: Virus