Skip to content
🌾 Grain medium

Growing Amaranth in Xiamen

🇨🇳 Zone 9 Planting Guide · Humid subtropical climate

USDA Zone 9 340 frost-free days 90-120 days to harvest

Quick Answer: Growing Amaranth in Xiamen

Yes, you can grow Amaranth in Xiamen, CN! Plant during Jan, Feb, Mar, Apr for best results. Xiamen is in USDA Zone 9 with a Humid subtropical climate, offering 340 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

Good Match Xiamen + Amaranth

Xiamen's temperatures (10°C to 33°C) are within the tolerable range for Amaranth (10°C to 38°C), though not always in the optimal zone (20°C to 30°C). Plant during recommended months for best results.

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

Xiamen Climate Data

USDA Zone
9
Frost-Free
340days
Winter Low
10°C
Summer High
33°C
Rainfall
1144mm/yr
Climate
Cfa
Humid subtropical

Amaranth Planting Calendar for Xiamen

Green months show the best time to plant Amaranth in Xiamen

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 Xiamen.

How to Grow Amaranth in Xiamen

Xiamen, CN is in USDA Hardiness Zone 9 with a Humid subtropical climate (Köppen Cfa). With winter lows of 10°C and summer highs of 33°C, the growing season spans approximately 340 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 Xiamen, the best months to plant Amaranth are January, February, March, April. 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.

Xiamen receives 1144mm of annual rainfall, which provides good natural moisture for Amaranth. Monitor soil moisture and water as needed.

Other Plants That Grow in Xiamen

More plants you can grow alongside Amaranth in Xiamen

Keep Exploring

Frequently Asked Questions

Can I grow amaranth in Xiamen?

Yes! Amaranth can be successfully grown in Xiamen, CN. Xiamen is in USDA Hardiness Zone 9 with a Humid subtropical climate. The difficulty level for growing Amaranth here is rated "medium". The best months to plant are January, February, March, April.

When should I plant amaranth in Xiamen?

In Xiamen, the recommended planting months for Amaranth are January, February, March, April. Xiamen has 340 frost-free days per year, with winter lows of 10°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 Xiamen?

Amaranth typically takes 90-120 days from planting to harvest. In Xiamen's Humid subtropical climate with 340 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 Xiamen?

Amaranth can potentially be grown indoors in Xiamen 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 Jan, Feb, Mar, Apr outdoor planting window. Use containers with good drainage and moderate watering.

What month do I plant amaranth in Xiamen?

Plant Amaranth in Xiamen during January, February, March, April. These are the optimal months based on Xiamen's USDA Zone 9 climate, 340 frost-free days, and temperature range of 10°C to 33°C.

Is amaranth hard to grow in Xiamen?

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

What grows well with amaranth in Xiamen?

In Xiamen, 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 Xiamen's Zone 9 climate.

Does amaranth need full sun in Xiamen?

Amaranth requires full sun. In Xiamen, 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

See an error? Report it