When to Plant Onion in Gates County, NC
Onions are a fundamental kitchen staple available in yellow, white, and red varieties. Choose long-day, short-day, or intermediate types based on your latitude.
Gates County, North Carolina is in USDA Zone 7b. The average last spring frost is March 26 and the first fall frost is November 16, giving you a growing season of approximately 235 days.
At an elevation of 950 feet, Gates County receives approximately 49.9 inches of rainfall annually with predominantly clay loam soil. Summer highs average 91°F, providing good warmth for Onion during the growing season. Clay soil retains moisture well for Onion, but amend with compost to improve drainage and prevent root rot.
Gates County Soil Profile
Soil Type
Clay Loam
Soil pH
5.2-6.7
Drainage
Well Drained
Plant Planting Risk Windows
Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.
Plant Water Budget
Water stress score is 6/10 — consider drought-tolerant varieties and mulching
Onion Planting Timeline — Gates County, NC
Onion Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | February 19 | Feb 19 – Mar 5 |
| Transplant Outdoors | March 26 | Mar 26 – Apr 9 |
| Direct Sow | March 12 | Mar 12 – Apr 2 |
| Fall Sowing | September 7 | Sep 7 – Sep 21 |
| Harvest | June 25 | Jun 25 – Aug 13 |
Plant 1" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | Start Indoors |
| March | Start Indoors Transplant Outdoors Direct Sow |
| April | Transplant Outdoors Direct Sow |
| May | — |
| June | Harvest |
| July | Harvest |
| August | Harvest |
| September | Fall Sowing |
| October | — |
| November | — |
| December | — |
Growing Conditions
Sun
Full Sun (6-8+ hours)
Water
Moderate — regular watering
Days to Maturity
90–120 days
Soil pH
6 – 7
USDA Zone
Zone 7b
Growing Season
235 days
Growing Tips for Gates County
Start seeds indoors 8-10 weeks before transplanting. Match day-length type to your latitude. Stop watering when tops begin to fall over and cure bulbs for 2-3 weeks before storage.
Companion Planting
Good Companions
Avoid Planting Near
Level Up Your Garden
Onion in Other Locations
Frequently Asked Questions
When should I plant Onion in Gates County, NC?
Gates County is in Zone 7b with an average last frost of March 26. Plan your Onion planting based on this frost date — see the calendar above for exact timing.
What planting zone is Gates County, NC?
Gates County, North Carolina is in USDA Hardiness Zone 7b. The average last spring frost is March 26 and first fall frost is November 16.
Plan Your Garden with Confidence
Get our free Garden Planner — designed to help Gates County gardeners in Zone 7b organize planting dates, track what's growing, and never miss a planting window.
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