This season, the following species are not permitted at any of the Northern California scion exchanges: almond, plum, plumcot, pluot, cherry-plum, apricot, and aprium. The plum bud gall mite (PBGM) Acalitus phloeocoptes is the culprit. Asymptomatic wood could be infected too.
6:45 PM - 13 Jan 2020
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