Growing Amaranth in Lisbon
🇵🇹 Zone 9 Planting Guide · Hot-summer Mediterranean climate
Quick Answer: Growing Amaranth in Lisbon
Yes, you can grow Amaranth in Lisbon, PT! Plant during Jan, Feb, Mar, Apr for best results. Lisbon is in USDA Zone 9 with a Hot-summer Mediterranean climate, offering 350 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
Lisbon's climate requires careful timing. Winter lows (8°C) drop below Amaranth's minimum (10°C), so avoid cold months. Follow the recommended planting months for success.
Lisbon Climate Data
Amaranth Planting Calendar for Lisbon
Green months show the best time to plant Amaranth in Lisbon
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
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 Lisbon.
How to Grow Amaranth in Lisbon
Lisbon, PT is in USDA Hardiness Zone 9 with a Hot-summer Mediterranean climate (Köppen Csa). With winter lows of 8°C and summer highs of 28°C, the growing season spans approximately 350 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 Lisbon, 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.
With 774mm of annual rainfall, Lisbon provides moderate natural moisture. This should be adequate for Amaranth's water needs.
Other Plants That Grow in Lisbon
More plants you can grow alongside Amaranth in Lisbon
Keep Exploring
Frequently Asked Questions
Can I grow amaranth in Lisbon?
Yes! Amaranth can be successfully grown in Lisbon, PT. Lisbon is in USDA Hardiness Zone 9 with a Hot-summer Mediterranean 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 Lisbon?
In Lisbon, the recommended planting months for Amaranth are January, February, March, April. Lisbon has 350 frost-free days per year, with winter lows of 8°C and summer highs of 28°C. Since Amaranth is not frost tolerant, make sure to plant after the last frost date.
How long does amaranth take to grow in Lisbon?
Amaranth typically takes 90-120 days from planting to harvest. In Lisbon's Hot-summer Mediterranean climate with 350 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 Lisbon?
Amaranth can potentially be grown indoors in Lisbon 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 Lisbon?
Plant Amaranth in Lisbon during January, February, March, April. These are the optimal months based on Lisbon's USDA Zone 9 climate, 350 frost-free days, and temperature range of 8°C to 28°C.
Is amaranth hard to grow in Lisbon?
Amaranth is rated "medium" to grow in Lisbon. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Amaranth in Lisbon is Moderate.
What grows well with amaranth in Lisbon?
In Lisbon, 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 Lisbon's Zone 9 climate.
Does amaranth need full sun in Lisbon?
Amaranth requires full sun. In Lisbon, provide at least 6 hours of direct sunlight daily. Most garden locations with southern exposure will work well.