Home Wine Grape Varieties Tinto Cao (red) Decanter Staff August 13, 2010 One of the rarest, high quality port grapes grown in the Douro Valley, highly prized for its spicy character. Written by Latest Wine News Amber Gardner: ‘We are seeing a shift back towards the known, the familiar and, ultimately, the comforting’ Château Rayas: The enduring winemaking mysteries behind this Rhône icon How a 200% tariff on French wine could impact the US market Andrew Jefford critiques the 'NoLo' trend sweeping the wine world Katherine Cole: ‘Is the real question whether wine regions could shield the rest of us from wildfires?’