Pest with ‘no cure’ sparks panic at Napa vineyards as urgent alert issued

The glassy-winged sharpshooter, found in 220 grapevines sold at Costco Wholesale in Napa, spreads incurable Pierce’s disease, threatening California’s wine industry.

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May 27, 2026 - 00:21
Pest with ‘no cure’ sparks panic at Napa vineyards as urgent alert issued
The glassy-winged sharpshooter, found in 220 grapevines sold at Costco Wholesale in Napa, spreads incurable Pierce’s disease, threatening California’s wine industry.
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