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Growing Comfrey in Havana

🇨🇺 Zone 12 Planting Guide · Tropical savanna climate

USDA Zone 12 365 frost-free days 60-90 days to harvest

Quick Answer: Growing Comfrey in Havana

Yes, you can grow Comfrey in Havana, CU! Plant during Nov, Dec, Jan, Feb for best results. Havana is in USDA Zone 12 with a Tropical savanna climate, offering 365 frost-free days per year. The difficulty level is medium, and Comfrey takes 60-90 days to harvest. Comfrey needs full sun to partial shade and regular watering.

Climate Match Analysis

Moderate Match Havana + Comfrey

Havana's climate requires careful timing. Summer highs (32°C) exceed Comfrey's maximum (30°C), so plant early or provide shade. Follow the recommended planting months for success.

Comfrey tolerates -15°C to 30°C
Optimal: 12°C - 24°C
Havana range 18°C to 32°C

Havana Climate Data

USDA Zone
12
Frost-Free
365days
Winter Low
18°C
Summer High
32°C
Rainfall
1200mm/yr
Climate
Aw
Tropical savanna

Comfrey Planting Calendar for Havana

Green months show the best time to plant Comfrey in Havana

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

Comfrey Growing Requirements

☀️

Sunlight

Full Sun to Partial Shade

2-4 hours direct sunlight

💧

Water

Regular

Consistent moisture, 1-2 inches/week

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Days to Harvest

60-90

From planting to first harvest

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Difficulty

medium

Some experience helpful

💡 Growing Tips for Comfrey

Plant Bocking 14 variety (non-spreading). Chop and drop as mulch 4-5 times per season. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.

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

How to Grow Comfrey in Havana

Havana, CU is in USDA Hardiness Zone 12 with a Tropical savanna climate (Köppen Aw). With winter lows of 18°C and summer highs of 32°C, the growing season spans approximately 365 frost-free days. Comfrey grows well with some gardening knowledge in this climate.

Comfrey thrives in temperatures between 12°C and 24°C, requiring full sun to partial shade and regular watering. In Havana, the best months to plant Comfrey are November, December, January, February. Since Comfrey can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 60-90 days after planting.

Havana receives 1200mm of annual rainfall, which provides good natural moisture for Comfrey. Supplement with additional watering during dry spells.

Other Plants That Grow in Havana

More plants you can grow alongside Comfrey in Havana

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Frequently Asked Questions

Can I grow comfrey in Havana?

Yes! Comfrey can be successfully grown in Havana, CU. Havana is in USDA Hardiness Zone 12 with a Tropical savanna climate. The difficulty level for growing Comfrey here is rated "medium". The best months to plant are November, December, January, February.

When should I plant comfrey in Havana?

In Havana, the recommended planting months for Comfrey are November, December, January, February. Havana has 365 frost-free days per year, with winter lows of 18°C and summer highs of 32°C. Comfrey is frost tolerant, giving you more flexibility with planting dates.

How long does comfrey take to grow in Havana?

Comfrey typically takes 60-90 days from planting to harvest. In Havana's Tropical savanna climate with 365 frost-free days, you have plenty of time to grow Comfrey to maturity. Plant Bocking 14 variety (non-spreading). Chop and drop as mulch 4-5 times per season. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. 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 comfrey indoors in Havana?

Comfrey can potentially be grown indoors in Havana with proper conditions. It requires full sun to partial shade (2-4 hours of indirect light). Indoor growing extends your season beyond the Nov, Dec, Jan, Feb outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant comfrey in Havana?

Plant Comfrey in Havana during November, December, January, February. These are the optimal months based on Havana's USDA Zone 12 climate, 365 frost-free days, and temperature range of 18°C to 32°C.

Is comfrey hard to grow in Havana?

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

What grows well with comfrey in Havana?

In Havana, you can grow many companion plants alongside Comfrey. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Havana's Zone 12 climate.

Does comfrey need full sun in Havana?

Comfrey requires full sun to partial shade. Comfrey tolerates lower light. In Havana, a spot with filtered or indirect light for 2-4 hours works well.

Last updated: March 2026 · Climate data from NOAA, FAO, USDA

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