Night harvested wines. Vineyards protected by nature. Estd 1883. World's most admired wine brand. 2011/2012/2013. Frontera Night harvested wines - made by the night. We pick these grapes in the cool of the night, when lower temperatures help preserve their bold flavors and aromas. Discover the bright, light sparkle of this white blend. Facebook/fronterawines. fonterawines.com. Alc 9.5% by vol. Produced and bottled in Chile by vina concha y toro s.a. Produce of Chile.