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🥬 Vegetable hard

Growing Corn in Manaus

🇧🇷 Zone 13 Planting Guide · Tropical rainforest climate

USDA Zone 13 365 frost-free days 60-100 days to harvest

Quick Answer: Growing Corn in Manaus

Yes, you can grow Corn in Manaus, BR! Plant during Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec for best results. Manaus is in USDA Zone 13 with a Tropical rainforest climate, offering 365 frost-free days per year. The difficulty level is hard, and Corn takes 60-100 days to harvest. Corn needs full sun and regular watering.

Climate Match Analysis

Good Match Manaus + Corn

Manaus's temperatures (23°C to 33°C) are within the tolerable range for Corn (10°C to 35°C), though not always in the optimal zone (18°C to 30°C). Plant during recommended months for best results.

Corn tolerates 10°C to 35°C
Optimal: 18°C - 30°C
Manaus range 23°C to 33°C

Manaus Climate Data

USDA Zone
13
Frost-Free
365days
Winter Low
23°C
Summer High
33°C
Rainfall
2307mm/yr
Climate
Af
Tropical rainforest

Corn Planting Calendar for Manaus

Green months show the best time to plant Corn in Manaus

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

Corn Growing Requirements

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Sunlight

Full Sun

6+ hours direct sunlight

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Water

Regular

Consistent moisture, 1-2 inches/week

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Days to Harvest

60-100

From planting to first harvest

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Difficulty

hard

For experienced growers

💡 Growing Tips for Corn

Minimum 4x4 block for pollination. Heavy feeder -- needs nitrogen-rich soil. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.

Frost tolerance: Corn is NOT frost tolerant — wait until after the last frost in Manaus.

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Companion Plants for Corn

Find out which plants grow best alongside Corn — and which to keep apart

How to Grow Corn in Manaus

Manaus, BR is in USDA Hardiness Zone 13 with a Tropical rainforest climate (Köppen Af). With winter lows of 23°C and summer highs of 33°C, the growing season spans approximately 365 frost-free days. Corn requires more experience to grow successfully in this climate.

Corn thrives in temperatures between 18°C and 30°C, requiring full sun and regular watering. In Manaus, the best months to plant Corn are January, February, March, April, May, June, July, August, September, October, November, December. Corn is not frost tolerant, so it's important to wait until after the last spring frost before transplanting outdoors. Expect to harvest in approximately 60-100 days after planting.

Manaus receives 2307mm of annual rainfall, which provides good natural moisture for Corn. Supplement with additional watering during dry spells.

Other Plants That Grow in Manaus

More plants you can grow alongside Corn in Manaus

Keep Exploring

Frequently Asked Questions

Can I grow corn in Manaus?

Yes! Corn can be successfully grown in Manaus, BR. Manaus is in USDA Hardiness Zone 13 with a Tropical rainforest climate. The difficulty level for growing Corn here is rated "hard". The best months to plant are January, February, March, April, May, June, July, August, September, October, November, December.

When should I plant corn in Manaus?

In Manaus, the recommended planting months for Corn are January, February, March, April, May, June, July, August, September, October, November, December. Manaus has 365 frost-free days per year, with winter lows of 23°C and summer highs of 33°C. Since Corn is not frost tolerant, make sure to plant after the last frost date.

How long does corn take to grow in Manaus?

Corn typically takes 60-100 days from planting to harvest. In Manaus's Tropical rainforest climate with 365 frost-free days, you have plenty of time to grow Corn to maturity. Minimum 4x4 block for pollination. Heavy feeder -- needs nitrogen-rich soil. Wait until soil warms to at least 18°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.

Can I grow corn indoors in Manaus?

Corn can potentially be grown indoors in Manaus 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, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant corn in Manaus?

Plant Corn in Manaus during January, February, March, April, May, June, July, August, September, October, November, December. These are the optimal months based on Manaus's USDA Zone 13 climate, 365 frost-free days, and temperature range of 23°C to 33°C.

Is corn hard to grow in Manaus?

Corn is rated "hard" to grow in Manaus. This is challenging in this climate. Experienced growers will have the best success with careful attention to temperature and moisture. The climate match for Corn in Manaus is Good.

What grows well with corn in Manaus?

In Manaus, you can grow many companion plants alongside Corn. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Manaus's Zone 13 climate.

Does corn need full sun in Manaus?

Corn requires full sun. In Manaus, 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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