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 Police investigate grape heist as Riesling and Sauvignon Blanc go missing in Rheinhessen A royal affair: California wines and historic spirits served at Trump’s state banquet Birds of prey protect wine grapes at England’s Rathfinny Obituary: Jan Boland Coetzee, South African wine and rugby great Château Latour 2012 re-released in a subdued market