The variation in grape color is due to the genes responsible for the synthesis of red pigments (anthocyanins.) Through these variations, the varieties Pinot blanc and Pinot gris arose from Pinot noir.

Sunlight International is shipping red and green grapes in new Pretty Lady bi-color fixed weight bags until December. After a bi-color bag was offered last year, the exclusive Pretty Lady bi-colored ...

Napa’s grapes today are at a turning point in their growth cycles as they ripen and enter the home stretch to harvest. Varietals across the valley have begun to take on their telltale change of hues — ...