Allium cepa##
HOW TO GROW ONION
Start indoors 8–10 weeks before last frost, plant out 4 weeks before frost. For fall harvest, transplant 11 weeks before first frost. Short-day onions produce bulbs in 11-12 hours of light, long-day onions in 14-16 hours. The dividing line is 36˚, about the KA/OK border. Plant long-day varieties north...