![]() ![]() Cure for up to 2 months before storing for the winter. Spread onions no more than 3" deep on wire screens in a shady, warm, well-ventilated area. Do not clip tops of multipliers or separate bulbs. For regular onions, clip the tops 1" from the bulb. When completely brown, they're ready for further curing. Turn once or twice in the next few days cover if it rains. When bulbs pull out very easily, rest them on the ground to dry and cure. Wait until the tops fall over pushing them can shorten shelf life. Short Day Bulbs, for southern latitudes, begin to bulb when there is 12-14 hours of daylight. Long Day Bulbs, for northern latitudes, begin to bulb when there is 14-16 hours of daylight. Most onion varieties begin to form a bulb when the temperature and hours of daylight reach certain levels. What’s the difference between Long and Short Day Bulbs? Sweet onions are best started from seed, as is the common or regular onion. Sets should be started with small bulbs no larger than 3/8 to 7/8 inches. Similarly, bunching onions, such as scallions, Welsh, and Japanese, don’t form full bulbs and are usually started by sets. Multiplier onions, such as shallots and perennial potato onions reproduce vegetatively and are usually started by sets. Note: Homegrown onions have a much stronger flavor than store-bought onions. – Chives – onion-flavored herb, usually used on salads or as a garnish – Shallots – mild tasting, small bulb, more expensive than other onion varieties – Scallions or Green Onions – grown for its long stem, has little or no bulb – Red Onion – known for its sweet taste, often eaten raw on salads, looks purple – Vidalia Onions – good sweet onion to cook with, look for Walla-Walla, Vidalia onions are trademarked and only grown in the state of Georgia. Recommended Varieties of OnionsĬommon Slicing Varieties: White, Yellow or Spanish Onion (most commonly used) High temperatures and low humidity are advantageous during bulbing and curing. Otherwise, they bolt to seed or do not form good bulbs. They should have steadily moist soil and even growing weather to mature at a steady pace. ![]() Frosts, freezing temperatures, and snow will not kill them. They can be grown practically everywhere, and prefer a cool-season start. Onions are a cool-season crop, hardy to frost and light freezes, although certain varieties are exceptions. Buy them once, plant in fall or spring, and enjoy harvests for decades. Almost a lost variety, with flavor stronger than shallots, they can substitute for regular onions. For an easy perennial onion patch, grow potato onions. If you don’t have a vegetable garden, plant a few onions in your flower garden or in a pot or box and set them on your patio or in a sunny window. Onions are easy to grow, have a fairly short growing period and take up little space in the garden. ![]()
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