When to Plant Celery in Zone 6
In USDA zone 6a, start seeds indoors around February 28, transplant or plant outdoors April 11 to July 30, and expect your first harvest around July 30. (6a shown here — see 6a and 6b dates separately below.)
Celery planting calendar for USDA Zone 6a
Average last spring frost
April 25
Average first fall frost
October 10
Start seeds indoors
Feb 28
Transplant outdoors
Apr 11
Projected first harvest
Jul 30
Most celery mature in about 100 to 110 days depending on the variety, needing roughly 168 frost-free days in zone 6a.
Celery planting calendar for USDA Zone 6b
Average last spring frost
April 20
Average first fall frost
October 15
Start seeds indoors
Feb 23
Transplant outdoors
Apr 6
Projected first harvest
Jul 25
Most celery mature in about 100 to 110 days depending on the variety, needing roughly 178 frost-free days in zone 6b.
Not sure whether you're in 6a or 6b? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
2 varieties of celery in the HomeSown library. Tap any for its full grow guide.
Common problems with celery
What to watch for, with identification and treatment for each
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