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Poseidon Vineyard & Obsidian Ridge | Harvesting New Friends

Help us make new friends during harvest this year! Bring in a new friend during the month of September for a wine tasting–if your friend signs up for our mailing list, your tasting will be complimentary! No reservation needed.

Venue: Tasting Room at Cornerstone Sonoma
Contact: Tasting Room 707-706-2020,