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Growing Amaranth in Memphis

🇺🇸 Zone 6 Planting Guide · Humid subtropical climate

USDA Zone 6 230 frost-free days 90-120 days to harvest

Quick Answer: Growing Amaranth in Memphis

Yes, you can grow Amaranth in Memphis, US! Plant during Apr, May, Jun, Jul for best results. Memphis is in USDA Zone 6 with a Humid subtropical climate, offering 230 frost-free days per year. The difficulty level is medium, and Amaranth takes 90-120 days to harvest. Amaranth needs full sun and moderate watering.

Climate Match Analysis

Moderate Match Memphis + Amaranth

Memphis's climate requires careful timing. Winter lows (0°C) drop below Amaranth's minimum (10°C), so avoid cold months. Follow the recommended planting months for success.

Amaranth tolerates 10°C to 38°C
Optimal: 20°C - 30°C
Memphis range 0°C to 33°C

Memphis Climate Data

USDA Zone
6
Frost-Free
230days
Winter Low
0°C
Summer High
33°C
Rainfall
1352mm/yr
Climate
Cfa
Humid subtropical

Amaranth Planting Calendar for Memphis

Green months show the best time to plant Amaranth in Memphis

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Plant Amaranth Not recommended

Amaranth Growing Requirements

☀️

Sunlight

Full Sun

6+ hours direct sunlight

💧

Water

Moderate

Keep soil consistently moist

📅

Days to Harvest

90-120

From planting to first harvest

📊

Difficulty

medium

Some experience helpful

💡 Growing Tips for Amaranth

Direct sow after last frost. Drought-tolerant once established. Wait until soil warms to at least 20°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Water steadily but avoid soggy soil. A 5-cm layer of organic mulch helps balance moisture and suppress weeds.

Frost tolerance: Amaranth is NOT frost tolerant — wait until after the last frost in Memphis.

How to Grow Amaranth in Memphis

Memphis, US is in USDA Hardiness Zone 6 with a Humid subtropical climate (Köppen Cfa). With winter lows of 0°C and summer highs of 33°C, the growing season spans approximately 230 frost-free days. Amaranth grows well with some gardening knowledge in this climate.

Amaranth thrives in temperatures between 20°C and 30°C, requiring full sun and moderate watering. In Memphis, the best months to plant Amaranth are April, May, June, July. Amaranth is not frost tolerant, so it's important to wait until after the last spring frost before transplanting outdoors. Expect to harvest in approximately 90-120 days after planting.

Memphis receives 1352mm of annual rainfall, which provides good natural moisture for Amaranth. Monitor soil moisture and water as needed.

Other Plants That Grow in Memphis

More plants you can grow alongside Amaranth in Memphis

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Frequently Asked Questions

Can I grow amaranth in Memphis?

Yes! Amaranth can be successfully grown in Memphis, US. Memphis is in USDA Hardiness Zone 6 with a Humid subtropical climate. The difficulty level for growing Amaranth here is rated "medium". The best months to plant are April, May, June, July.

When should I plant amaranth in Memphis?

In Memphis, the recommended planting months for Amaranth are April, May, June, July. Memphis has 230 frost-free days per year, with winter lows of 0°C and summer highs of 33°C. Since Amaranth is not frost tolerant, make sure to plant after the last frost date.

How long does amaranth take to grow in Memphis?

Amaranth typically takes 90-120 days from planting to harvest. In Memphis's Humid subtropical climate with 230 frost-free days, you have plenty of time to grow Amaranth to maturity. Direct sow after last frost. Drought-tolerant once established. Wait until soil warms to at least 20°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Water steadily but avoid soggy soil. A 5-cm layer of organic mulch helps balance moisture and suppress weeds.

Can I grow amaranth indoors in Memphis?

Amaranth can potentially be grown indoors in Memphis with proper conditions. It requires full sun (6+ hours of direct light — a south-facing window or grow lights recommended). Indoor growing extends your season beyond the Apr, May, Jun, Jul outdoor planting window. Use containers with good drainage and moderate watering.

What month do I plant amaranth in Memphis?

Plant Amaranth in Memphis during April, May, June, July. These are the optimal months based on Memphis's USDA Zone 6 climate, 230 frost-free days, and temperature range of 0°C to 33°C.

Is amaranth hard to grow in Memphis?

Amaranth is rated "medium" to grow in Memphis. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Amaranth in Memphis is Moderate.

What grows well with amaranth in Memphis?

In Memphis, you can grow many companion plants alongside Amaranth. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Memphis's Zone 6 climate.

Does amaranth need full sun in Memphis?

Amaranth requires full sun. In Memphis, provide at least 6 hours of direct sunlight daily. Most garden locations with southern exposure will work well.

Last updated: March 2026 · Climate data from NOAA, FAO, USDA

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