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Can You Grow Onion in North Carolina?
US · USDA Zone 7b · zones 5b, 6a, 6b, 7a, 7b, 8a
Onions grow well here — plant sets or transplants in early spring for a summer harvest.
Plant zones
North Carolina last frost
North Carolina first frost
Days to harvest
When to plant Onions in North Carolina
Start indoors
Transplant
Harvest
Dates are approximate, based on North Carolina's average frost dates. Your exact yard may vary by microclimate.
About Onion
Onions are a staple crop that stores well and can be grown as sets transplants or from seed.
Growing from sets is easiest for beginners. Plant in early spring — onions are frost-tolerant. Day-length sensitive — choose short-day long-day or day-neutral varieties based on your latitude.
Gardening in North Carolina
North Carolina spans the mountains (Zone 5b-6a), Piedmont (Zone 7a-7b), and coastal plain (Zone 8a). Long warm seasons support tobacco, sweet potatoes, and a wide range of vegetables.
Frequently asked questions
Can you grow Onion in North Carolina?
Onions grow well here — plant sets or transplants in early spring for a summer harvest.
What zone is North Carolina?
North Carolina spans USDA Zone 7b (5b, 6a, 6b, 7a, 7b, 8a).
When do you plant Onions in North Carolina?
Plant Onions around late February (start indoors Jan 3), harvest May 29 – Jun 28.