How long does amaranth take to grow?

Amaranth is ready to harvest in about 50 days, measured from planting.

When to Plant Amaranth

Plant amaranth by your frost dates, not the calendar: plant outdoors about 1 week after your last frost. Pick your USDA zone below for exact dates.

Amaranth planting calendar

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Direct sow

Apr 22

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Projected first harvest

Jun 11

JJan

FFeb

MMar

AApr

MMay

JJun

JJul

AAug

SSep

OOct

NNov

DDec

🌱 Start indoors🌿 Growing outside🌾 HarvestTodayZone 7a — approximate

Amaranth is ready to harvest in about 50 days. Dates above use zone 7 as a reference point. Pick your zone below, or 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.

Red Leaf Amaranth →

Common problems with amaranth

What to watch for, with identification and treatment for each

Chinch Bugs Flea Beetles Tobacco Budworm Broad and Cyclamen Mites Black Vine Weevil Blister Beetles Bacterial Soft Rot Fusarium Wilt Aster Yellows Cercospora Leaf Spot Alternaria Leaf Spot Tomato Spotted Wilt Virus

🌱 Grow amaranth 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 →

When to plant amaranth in your zone

Zone 3 →Zone 4 →Zone 5 →Zone 6 →Zone 7 →Zone 8 →Zone 9 →Zone 10 →