Verified source report
Wine Country warning: Costco grapevines may carry destructive pest, ag officials say
An urgent alert was sent Tuesday from Napa County’s agricultural commissioner regarding an infestation of the glassy-winged sharpshooter insect on grapevines sold at Costco Wholesale and found in shipments across Napa, Sonoma, Marin, Solano and Yolo counties. Glassy-winged sharpshooters, with an appearance similar to crickets, can cause Pierce’s disease, a bacterial infection that blocks water-conducting […] The post Wine Country warning: Costco grapevines may carry destructive pest, ag officials say appeared first on Local News Matters .
What happened
According to Local News Matters’s source item, Wine Country warning: Costco grapevines may carry destructive pest, ag officials say, An urgent alert was sent Tuesday from Napa County’s agricultural commissioner regarding an infestation of the glassy-winged sharpshooter insect on grapevines sold at Costco Wholesale and found in shipments across Napa, Sonoma, Marin, Solano and Yolo counties. Glassy-winged sharpshooters, with an appearance similar to crickets, can cause Pierce’s disease, a bacterial infection that blocks water-conducting […] The post Wine Country warning: Costco grapevines may carry destructive pest, ag officials say appeared first on Local News Matters .
Context
The development sits in VINI’s California file for readers following state policy, regional institutions, courts, markets, public services, and California communities. The original report is linked so readers can check the source account, follow later updates, and compare new coverage against the first published record. The source item is dated 2026-05-27T01:00:00+00:00.
What to watch
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Source
Primary source: Wine Country warning: Costco grapevines may carry destructive pest, ag officials say via Local News Matters. VINI cites and links the source; it does not reproduce the publisher’s full article text without rights clearance.
This source-cited VINI report links to the original publisher record. VINI does not republish third-party article bodies without rights clearance. 1 source listed.
Source links
- Wine Country warning: Costco grapevines may carry destructive pest, ag officials sayLocal News Matters - 2026-05-27T01:00:00+00:00
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