When to plant eggplant in USDA Zone 8a

Plan your eggplant planting around local frost risk and soil temperature, then work backward from the harvest week your buyers need. The calendar below is a starting point, not a field-level weather forecast.

Wilmington NC, Columbia SC, Atlanta, Dallas, Norfolk. Average last spring frost March 28, first fall frost November 5 — a 222-day frost-free season.

Zone fit: excellent
Eggplant is well suited to Zone 8a. Standard planting dates work with minor adjustments for microclimates.

Key dates

Start seeds indoors
January 24 – February 7
Transplant outdoors
April 11 – May 2
Expected first harvest
July 7 – August 4
Fall planting window
July 23 – August 13
Fall harvest window
October 18 – November 15

Windows are calculated from your zone's average frost dates. Adjust ±1 week for microclimates, elevation, and your own frost records.

Spacing and soil

Plant spacing
24″
Row spacing
36″
Seed depth
0.25″
Soil temperature
75–90°F
Frost tolerance
tender
Days to harvest
80 days

Grower notes for Zone 8a

Flea beetle pressure is highest in early season; use row cover for the first 3 weeks after transplant.

Plant near: beans, peppers, marigolds

Keep away from: fennel

Other nightshades for Zone 8a

Same crop, other zones

Track your own plantings

BAU Farm Intelligence turns these windows into per-field tasks — indoor seed-start reminders, transplant dates, harvest projections — using your farm's actual frost history.