Syrah also make a full-bodied sparkling dry Shiraz, which contains the complexity and sometimes earthy notes that are normally found in still wine. Due to their concentrated flavours and high tannin content, many premium Syrah wines are at their best after some considerable bottle aging. In exceptional cases, this may be 15 years or longer. Syrah has one of the highest recommended wine serving temperatures at 18 °C (65 °F). Wines made from Syrah are often powerfully flavoured and full-bodied. The variety produces wines with a wide range of flavor notes, depending on the climate and soils where it is grown,
Mendocino County wine McDowell Valley an active center into research into the clonal varieties of Syrah. In addition to producing still red wines, the wineries of the McDowell Valley are also noted for their dry rosés. The climatic and geographical diversity of Mendocino county, allows the region to produce a wide range of grape varieties for wine production. The region harvest, on average, around 62,000 tons of grapes-representing about 2% of California's yearly crush. Chardonnay is the county's leading planting (2015) with about 4,800 acres (1,950 ha) followed by Cabernet Sauvignon with 2,860 acres (1,150 ha) and Pinot noir with 2,695 acres (1090