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Symptoms of Little Cherry Virus and X-disease Phytoplasma

X-disease phytoplasma and Little cherry virus 2 cause small, pale deformed fruit in cherries. This video shows symptoms in a number of varieties.

Authors Tianna DuPont, WSU Extension; Scott Harper, Allie Wright, WSU Plant Pathology; Garret Bishop GS Long. Videography and production Ricardo Naranjo, WSU Extension. Funding support from the Washington State Tree Fruit Research Commission.

Published July 2020.

Video is in HD. Check your You Tube settings. Hit the cog for settings and choose quality HD.

For more information and support materials, see

Scouting and Sampling for Little Cherry Disease

X-disease Phytoplasma and Little Cherry Virus Scouting and Sampling Guide

X-disease phytoplasma (Western X)

Little Cherry Virus


Corina Serban, WSU Extension (509) 574-1595

Tianna Dupont, WSU Extension (509) 293-8758

Bernardita Sallato, WSU Extension (509) 439-8542

Ashley Thomson, OSU Extension (541) 296-5494

Karen Lewis, WSU Extension (509) 760-2263


Washington State University