When to Plant Kohlrabi in Zone 8
In USDA zone 8a, start seeds indoors around February 11, transplant or plant outdoors March 18 to May 12, and expect your first harvest around May 12. Zone 8 also has a fall planting window opening around September 1. (8a shown here — see 8a and 8b dates separately below.)
Kohlrabi planting calendar for USDA Zone 8a
Average last spring frost
April 1
Average first fall frost
November 10
spring planting
Start seeds indoors
Feb 11
Transplant outdoors
Mar 18
Projected first harvest
May 12
fall planting
Direct sow
Sep 1
Projected first harvest
Oct 26
spring planting
fall planting
Kohlrabi is ready to harvest in about 55 days, needing roughly 223 frost-free days in zone 8a.
Kohlrabi planting calendar for USDA Zone 8b
Average last spring frost
March 20
Average first fall frost
November 20
spring planting
Start seeds indoors
Jan 30
Transplant outdoors
Mar 6
Projected first harvest
Apr 30
fall planting
Direct sow
Sep 11
Projected first harvest
Nov 5
spring planting
fall planting
Kohlrabi is ready to harvest in about 55 days, needing roughly 245 frost-free days in zone 8b.
Not sure whether you're in 8a or 8b? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of kohlrabi in the HomeSown library. Tap any for its full grow guide.
Common problems with kohlrabi
What to watch for, with identification and treatment for each
🌱 Grow kohlrabi with a calendar built for your exact yard
HomeSown turns your ZIP code into a personalized planting calendar, watering reminders, and pest help. Free to start.
Start your free garden →