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Growing Calendula in Kampala

🇺🇬 Zone 11 Planting Guide · Tropical rainforest climate

USDA Zone 11 365 frost-free days 45-65 days to harvest

Quick Answer: Growing Calendula in Kampala

Yes, you can grow Calendula in Kampala, UG! Plant during Nov, Dec, Jan, Feb for best results. Kampala is in USDA Zone 11 with a Tropical rainforest climate, offering 365 frost-free days per year. The difficulty level is easy, and Calendula takes 45-65 days to harvest. Calendula needs full sun and moderate watering.

Climate Match Analysis

Good Match Kampala + Calendula

Kampala's temperatures (16°C to 27°C) are within the tolerable range for Calendula (-5°C to 28°C), though not always in the optimal zone (10°C to 22°C). Plant during recommended months for best results.

Calendula tolerates -5°C to 28°C
Optimal: 10°C - 22°C
Kampala range 16°C to 27°C

Kampala Climate Data

USDA Zone
11
Frost-Free
365days
Winter Low
16°C
Summer High
27°C
Rainfall
1291mm/yr
Climate
Af
Tropical rainforest

Calendula Planting Calendar for Kampala

Green months show the best time to plant Calendula in Kampala

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

Calendula Growing Requirements

☀️

Sunlight

Full Sun

6+ hours direct sunlight

💧

Water

Moderate

Keep soil consistently moist

📅

Days to Harvest

45-65

From planting to first harvest

📊

Difficulty

easy

Great for beginners

💡 Growing Tips for Calendula

Deadhead for continuous blooms. Self-seeds readily. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Water steadily but avoid soggy soil. A 5-cm layer of organic mulch helps balance moisture and suppress weeds.

Frost tolerance: Calendula is frost tolerant — you can plant earlier in spring.

How to Grow Calendula in Kampala

Kampala, UG is in USDA Hardiness Zone 11 with a Tropical rainforest climate (Köppen Af). With winter lows of 16°C and summer highs of 27°C, the growing season spans approximately 365 frost-free days. Calendula is one of the easiest plants to grow in this climate.

Calendula thrives in temperatures between 10°C and 22°C, requiring full sun and moderate watering. In Kampala, the best months to plant Calendula are November, December, January, February. Since Calendula can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 45-65 days after planting.

Kampala receives 1291mm of annual rainfall, which provides good natural moisture for Calendula. Monitor soil moisture and water as needed.

Other Plants That Grow in Kampala

More plants you can grow alongside Calendula in Kampala

Keep Exploring

Frequently Asked Questions

Can I grow calendula in Kampala?

Yes! Calendula can be successfully grown in Kampala, UG. Kampala is in USDA Hardiness Zone 11 with a Tropical rainforest climate. The difficulty level for growing Calendula here is rated "easy". The best months to plant are November, December, January, February.

When should I plant calendula in Kampala?

In Kampala, the recommended planting months for Calendula are November, December, January, February. Kampala has 365 frost-free days per year, with winter lows of 16°C and summer highs of 27°C. Calendula is frost tolerant, giving you more flexibility with planting dates.

How long does calendula take to grow in Kampala?

Calendula typically takes 45-65 days from planting to harvest. In Kampala's Tropical rainforest climate with 365 frost-free days, you have plenty of time to grow Calendula to maturity. Deadhead for continuous blooms. Self-seeds readily. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Water steadily but avoid soggy soil. A 5-cm layer of organic mulch helps balance moisture and suppress weeds.

Can I grow calendula indoors in Kampala?

Calendula can potentially be grown indoors in Kampala 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 Nov, Dec, Jan, Feb outdoor planting window. Use containers with good drainage and moderate watering.

What month do I plant calendula in Kampala?

Plant Calendula in Kampala during November, December, January, February. These are the optimal months based on Kampala's USDA Zone 11 climate, 365 frost-free days, and temperature range of 16°C to 27°C.

Is calendula hard to grow in Kampala?

Calendula is rated "easy" to grow in Kampala. This is a great choice for beginners — it is forgiving and adapts well to this climate. The climate match for Calendula in Kampala is Good.

What grows well with calendula in Kampala?

In Kampala, you can grow many companion plants alongside Calendula. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Kampala's Zone 11 climate.

Does calendula need full sun in Kampala?

Calendula requires full sun. In Kampala, 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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