112 Days to maturity. Allium cepa. Red Grano Onion Seeds. Non-GMO, annual, open-pollinated, heirloom, cold tolerant, bulbing, short-day onion. Suitable for growing in greenhouses, garden plots, raised beds, and containers. Red Grano onion produces medium-sized red onions that are crisp and mild flavored. Top shaped. Perfect for salads or hamburgers. A short-day variety suitable for Southern regions. Approx. 8,400 Seeds per ounce.