Estd 1886. Nearly fifty years ago the Mercer Family planted the first grapes in the Columbia Valley's Horse Heaven Hills on land our great-grandfather settled in 1886. This Red Blend was grown predominantly from these original vineyards, still in our family. Tended by US. Made by US. - Will Mercer & Rob Mercer. Wine: Edge of Heaven Red Wine Blend. Aging: 14+ months in French & American oak. Flavor Profile: Black cherry, blueberry pie, sweet cocoa powder. Pair with: Barbeque meats and vegetables, spicy/sweet stews and sauces. Palate: Mouth-coating palate, lush tannins, firm acidity. mercerbroswine.com. Alc. 14.5% by vol. 29 Produced & bottled by Mercer Wine States, LLC Prosser, Washington, USA.