Switzerland. Canton Ticino. Coldrerio. Enrico Trapletti. Wine grower. Vintage season. The merlot stalk bears vigorous hanging foliage. The mature leaves are large and highly indented with marked "blistering." The bunches of grapes are large, loose, often winged, with small round grapes that are blue, tending towards black. Grapes gathering and picking. Wine and grape harvest. © 2007 Didier Ruef