J Bookwalter - Washington State - Established 1983
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- Washington State's first appellation includes more that 40 wineries.
- 10,000 vineyard acres (4,047 hectares), over one third of Washington's vineyards.
- Most widely planted grape is Chardonnay, followed by Merlot and Cabernet Sauvignon.
- Riesling and Syrah represent significant acreage, with Syrah in particular on the rise.
- Silt-loam soils predominate.
- 190 day growing season with annual precipitation of approximately 8 inches (20 cm).
