Regional Spotlight: Howell Mountain
Post by Chuck Hayward | March 28th, 2013
Just east of downtown Napa, the small area of Coombsville was recently designated as Napa Valley’s 16th subregional AVA. Each of Napa’s subregions is distinct, showcasing a unique climate and combination of soils, perfectly reflected in the wines. At the same time, Napa’s patchwork of AVAs provides a window into the valley’s diversity, belying the misconception that the region is homogenous.
This year marks the 30th anniversary of Napa Valley’s first subregional AVAs. The first to be designated entirely within Napa Valley was Howell Mountain. With its unique attributes, it it’s no surprise that the mountain was the first to be distinguished from other appellations. Altitude is what makes Howell Mountain so distinctive – grapes must be grown above 1400 feet in elevation to be eligible for its AVA status. This altitude lies above the morning fog layer that covers the valley floor, allowing for more sunshine during the day. This also allows for cooler average temperatures, often up to ten degrees lower than down the slopes, which preserves vital acidity. (more…)