90 Days to maturity. Allium cepa. Red Cipollini Onion Seeds. Non-GMO, annual, open-pollinated, heirloom, bulbing, long-day onion. Suitable for growing in greenhouses, garden plots, and raised beds. Red Cipollini is bright red, flattened, and can be used for fresh eating, boiling, or braising. Red Cipollini is about 3-4 inches across and about 1-1 .5 inches in depth. Approx. 8,400 Seeds per ounce.