For Immediate Release THE WALLS VINEYARDS ACQUIRES ROCKGARDEN ESTATE VINEYARD Todd Alexander Becomes Consulting Winemaker January 16, 2020 (Walla Walla, Washington) — The Walls Vineyards, a boutique winery in Walla Walla, Washington, has acquired the 10-acre Rockgarden Vineyard in The Rocks District of Milton Freewater AVA, located in the Southern…