Vegetable · Charlotte, NC
🧅 Onions
Day-length matters. Sets are easier than seed for beginners.
Suitability: 94/100 · Excellent choice
Sun requirement: 6–8 hours
Space required: ~0.25 sq ft / plant
Difficulty: Moderate
Plant Feb–Apr · Harvest May–Nov
Expected harvest: 9–21 lb
Grocery equivalent: $10–$25
Estimated garden cost: $22–$44
Potential savings: $-33–$3/year