Red wine varietals that tend to benefit from a good bit of oak include: Pinot Noir, Cabernet Sauvignon, Merlot, Pinotage, Chianti, Zinfandel, Nebbiolo, Tempranillo and Syrah. White wine varietals that are receptive to oak’s influence include: Pinot Grigio, Pinot Blanc, Sauvignon Blanc, Semillon and of course Chardonnay.