When to Plant Amaranth in Zone 3
In USDA zone 3a, plant outdoors June 6 to July 26, and expect your first harvest around July 26. (3a shown here — see 3a and 3b dates separately below.)
Amaranth planting calendar for USDA Zone 3a
Average last spring frost
May 30
Average first fall frost
September 10
Direct sow
Jun 6
Projected first harvest
Jul 26
Amaranth is ready to harvest in about 50 days, needing roughly 103 frost-free days in zone 3a.
Amaranth planting calendar for USDA Zone 3b
Average last spring frost
May 20
Average first fall frost
September 15
Direct sow
May 27
Projected first harvest
Jul 16
Amaranth is ready to harvest in about 50 days, needing roughly 118 frost-free days in zone 3b.
Not sure whether you're in 3a or 3b? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of amaranth in the HomeSown library. Tap any for its full grow guide.
Common problems with amaranth
What to watch for, with identification and treatment for each
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