when to harvest onions in north texas
Gardeners in south Texas can plant onion seed in the fall from late September to mid-November and over winter. In central and north Texas, gardeners should avoid planting in the fall as severe cold weather can damage the plants or cause them to break dormancy and go to seed instead of producing a bulb.ext to variety selection, timing is the most critical aspect of growing large, succulent onions. In the spring, the best time to set out transplants is 4 to 6 weeks before the average frost-free date for your area.