|TTB Approved Name(s)
|Countries of Origin
||United States of America
97% V. vinifera, 1.5% V. arizonica, 1.5% V. rupestris
||University of California, Davis
||Pierce's disease resistant winegrape.
This white wine grape is 97% V. vinifera and has tested highly resistant
to Pierce’s Disease after repeated greenhouse evaluations. Wines have
been made from Davis fruit and field trials are underway at Pierce’s
Disease hot spots in Ojai and Napa. It has small berries and small compact clusters. It blooms relatively late and ripens mid-season. The vine
has medium productivity.
Technical: This variety was bred by Dr. Andrew Walker and is 62.5 %
Cabernet Sauvignon, 12.5% Chardonnay, and 12.5% Carignane.