Planting timing · Warm-season
When to plant eggplant
Plant eggplant on the cited sheets — not on a national calendar month. Regional dates stay source-specific.
Growing guidance is general information. Timing, spacing, and care depend on cultivar, weather, soil, and local conditions. Check the sources and adjust the plan for your garden.
Spacing lives on the eggplant hub. Timing stays on the cited sheets.
Types and spacing live on growing eggplant.
What the sources say — at a glance
One source per card. Facts are not averaged.
Clemson HGIC 1310 (South Carolina)
After last frost. Soil thoroughly warmed. 6–8 week transplants. Soil 70–90 °F. Piedmont May 1–Jun 30; Coastal Apr 1–Apr 30 and Aug 1–Aug 31.
Details and limits (3)
Timing
Clemson HGIC 1310 (South Carolina): plant in the spring after the last chance of frost and the soil has thoroughly warmed. Set out 6- to 8-week-old transplants. Seeds germinate at soil temperatures between 70 to 90 °F. Timing on their sheet — not a national plant date.
Regions
Clemson HGIC 1310 (South Carolina): Piedmont May 1 to June 30 (fall not recommended). Coastal April 1 to April 30 and August 1 to August 31. South Carolina regions — not a national plant date.
Limit
South Carolina HGIC 1310. The regional table stays on this sheet. Not a ZIP calendar.
Maryland Extension (Maryland)
After danger of frost. Soil thoroughly warm. 8–10 week transplants. Maryland timing — not a national plant date.
Details and limits (2)
Timing
Maryland Extension (Maryland): transplant after danger of frost, when soil is thoroughly warm. Use 8- to 10-week-old transplants. Maryland timing — not a national plant date.
Limit
Maryland eggplant garden page. Frost and soil-warm wording stay Maryland. Not a ZIP calendar.
UMN Extension (Minnesota)
Eight weeks indoor. Nights above 50 °F. Minnesota timing — not a national plant date.
Details and limits (2)
Timing
UMN Extension (Minnesota): start eggplant seeds about eight weeks before planting them outside. Transplant outdoors after nighttime low temperatures are above 50 °F. Minnesota timing — not a national plant date.
Limit
Minnesota eggplant page. Eight-week start and 50 °F nights stay Minnesota. Not a ZIP calendar.
Illinois Extension (Illinois)
Transplants after all danger of frost is passed. Illinois timing — not a national plant date.
Details and limits (2)
Timing
Illinois Extension (Illinois): eggplant is best started from transplants. Transplants being set in the garden after all danger of frost is passed. Illinois timing — not a national plant date. Illinois’s attributed frost wording — not a planting-safety promise.
Limit
Illinois eggplant page. After-frost transplant timing stays Illinois. Not a ZIP calendar.
Sources differ
Make it yours
Save the bed in the Field Book so next season is not a guess.
Verified suppliers only
No supplier on this page
When a partner is listed, it will be outbound and disclosed. Nothing to buy here. Fertilizer, soils, and pesticides stay off this slot.
When do you plant eggplant?
Compare timing on the cited sheets. Clemson HGIC 1310 (South Carolina): after the last chance of frost; Piedmont May 1 to June 30; Coastal April 1 to April 30 and August 1 to August 31. Maryland: after danger of frost. Minnesota: eight weeks indoors, nights above 50 °F. Illinois: after all danger of frost is passed.
Do the sheets agree on a window?
No. Clemson names May to June on Piedmont and April plus August on Coastal. Maryland names after danger of frost and thoroughly warm soil. Minnesota names nights above 50 °F. Illinois names after all danger of frost is passed. Four cards — not averaged.
What to record in the Field Book
Save the bed with the crop and the date. You may add a photo and notes. Compare entries you have recorded with each other — not with a diagnosis from this page. If you want an identification, bring the record to local Extension.
How we know — methodology. Ranges and assertions are cited per source, not blended.