When to Plant French Tarragon in Zone 4
In USDA zone 4a, plant outdoors May 29 to August 12, and expect your first harvest around August 12. (4a shown here — see 4a and 4b dates separately below.)
French Tarragon planting calendar for USDA Zone 4a
Average last spring frost
May 15
Average first fall frost
September 20
Direct sow
May 29
Projected first harvest
Aug 12
French Tarragon is ready to harvest in about 75 days, needing roughly 128 frost-free days in zone 4a.
French Tarragon planting calendar for USDA Zone 4b
Average last spring frost
May 10
Average first fall frost
September 25
Direct sow
May 24
Projected first harvest
Aug 7
French Tarragon is ready to harvest in about 75 days, needing roughly 138 frost-free days in zone 4b.
Not sure whether you're in 4a or 4b? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of french tarragon in the HomeSown library. Tap any for its full grow guide.
Common problems with french tarragon
What to watch for, with identification and treatment for each
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