When to Plant African Blue Basil in South Dakota
South Dakota spans USDA hardiness 4a to 5b (zones 4a to 5b on this page). Plant african blue basil by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 4a · Zone 4b · Zone 5a · Zone 5b
African Blue Basil planting calendar for South Dakota, Zone 4a
Average last spring frost
May 15
Average first fall frost
September 20
Start seeds indoors
Apr 3
Transplant outdoors
May 29
Projected first harvest
Jul 28
African Blue Basil is ready to harvest in about 60 days. Full zone 4 guide (both 4a and 4b) →
African Blue Basil planting calendar for South Dakota, Zone 4b
Average last spring frost
May 10
Average first fall frost
September 25
Start seeds indoors
Mar 29
Transplant outdoors
May 24
Projected first harvest
Jul 23
African Blue Basil is ready to harvest in about 60 days. Full zone 4 guide (both 4a and 4b) →
African Blue Basil planting calendar for South Dakota, Zone 5a
Average last spring frost
May 5
Average first fall frost
October 1
Start seeds indoors
Mar 24
Transplant outdoors
May 19
Projected first harvest
Jul 18
African Blue Basil is ready to harvest in about 60 days. Full zone 5 guide (both 5a and 5b) →
African Blue Basil planting calendar for South Dakota, Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
Start seeds indoors
Mar 19
Transplant outdoors
May 14
Projected first harvest
Jul 13
African Blue Basil is ready to harvest in about 60 days. Full zone 5 guide (both 5a and 5b) →
Not sure which half-zone you're in? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of african blue basil in the HomeSown library. Tap any for its full grow guide.
Common problems with african blue basil
What to watch for, with identification and treatment for each
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