When to Plant Marshmallow in Zone 8
In USDA zone 8a, start seeds indoors around February 4, transplant or plant outdoors April 15 to August 13, and expect your first harvest around August 13. (8a shown here — see 8a and 8b dates separately below.)
Marshmallow planting calendar for USDA Zone 8a
Average last spring frost
April 1
Average first fall frost
November 10
Start seeds indoors
Feb 4
Transplant outdoors
Apr 15
Projected first harvest
Aug 13
Marshmallow is ready to harvest in about 120 days, needing roughly 223 frost-free days in zone 8a.
Marshmallow planting calendar for USDA Zone 8b
Average last spring frost
March 20
Average first fall frost
November 20
Start seeds indoors
Jan 23
Transplant outdoors
Apr 3
Projected first harvest
Aug 1
Marshmallow is ready to harvest in about 120 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 marshmallow in the HomeSown library. Tap any for its full grow guide.
Common problems with marshmallow
What to watch for, with identification and treatment for each
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