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Growing Amaranth in Gothenburg

🇸🇪 Zone 5 Planting Guide · Oceanic / Marine west coast climate

USDA Zone 5 200 frost-free days 90-120 days to harvest

Quick Answer: Growing Amaranth in Gothenburg

Yes, you can grow Amaranth in Gothenburg, SE! Plant during Apr, May, Jun, Jul for best results. Gothenburg is in USDA Zone 5 with a Oceanic / Marine west coast climate, offering 200 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 Gothenburg + Amaranth

Gothenburg's climate requires careful timing. Winter lows (-3°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
Gothenburg range -3°C to 21°C

Gothenburg Climate Data

USDA Zone
5
Frost-Free
200days
Winter Low
-3°C
Summer High
21°C
Rainfall
772mm/yr
Climate
Cfb
Oceanic / Marine west coast

Amaranth Planting Calendar for Gothenburg

Green months show the best time to plant Amaranth in Gothenburg

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 Gothenburg.

How to Grow Amaranth in Gothenburg

Gothenburg, SE is in USDA Hardiness Zone 5 with a Oceanic / Marine west coast climate (Köppen Cfb). With winter lows of -3°C and summer highs of 21°C, the growing season spans approximately 200 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 Gothenburg, 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.

With 772mm of annual rainfall, Gothenburg provides moderate natural moisture. This should be adequate for Amaranth's water needs.

Other Plants That Grow in Gothenburg

More plants you can grow alongside Amaranth in Gothenburg

Keep Exploring

Frequently Asked Questions

Can I grow amaranth in Gothenburg?

Yes! Amaranth can be successfully grown in Gothenburg, SE. Gothenburg is in USDA Hardiness Zone 5 with a Oceanic / Marine west coast 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 Gothenburg?

In Gothenburg, the recommended planting months for Amaranth are April, May, June, July. Gothenburg has 200 frost-free days per year, with winter lows of -3°C and summer highs of 21°C. Since Amaranth is not frost tolerant, make sure to plant after the last frost date.

How long does amaranth take to grow in Gothenburg?

Amaranth typically takes 90-120 days from planting to harvest. In Gothenburg's Oceanic / Marine west coast climate with 200 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 Gothenburg?

Amaranth can potentially be grown indoors in Gothenburg 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 Gothenburg?

Plant Amaranth in Gothenburg during April, May, June, July. These are the optimal months based on Gothenburg's USDA Zone 5 climate, 200 frost-free days, and temperature range of -3°C to 21°C.

Is amaranth hard to grow in Gothenburg?

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

What grows well with amaranth in Gothenburg?

In Gothenburg, 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 Gothenburg's Zone 5 climate.

Does amaranth need full sun in Gothenburg?

Amaranth requires full sun. In Gothenburg, 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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