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Growing Comfrey in Montevideo

🇺🇾 Zone 8 Planting Guide · Humid subtropical climate

USDA Zone 8 300 frost-free days 60-90 days to harvest

Quick Answer: Growing Comfrey in Montevideo

Yes, you can grow Comfrey in Montevideo, UY! Plant during Apr, May, Jun, Jul, Aug for best results. Montevideo is in USDA Zone 8 with a Humid subtropical climate, offering 300 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

Good Match Montevideo + Comfrey

Montevideo's temperatures (6°C to 28°C) are within the tolerable range for Comfrey (-15°C to 30°C), though not always in the optimal zone (12°C to 24°C). Plant during recommended months for best results.

Comfrey tolerates -15°C to 30°C
Optimal: 12°C - 24°C
Montevideo range 6°C to 28°C

Montevideo Climate Data

USDA Zone
8
Frost-Free
300days
Winter Low
6°C
Summer High
28°C
Rainfall
1100mm/yr
Climate
Cfa
Humid subtropical

Comfrey Planting Calendar for Montevideo

Green months show the best time to plant Comfrey in Montevideo

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

📅

Days to Harvest

60-90

From planting to first harvest

📊

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 Montevideo

Montevideo, UY is in USDA Hardiness Zone 8 with a Humid subtropical climate (Köppen Cfa). With winter lows of 6°C and summer highs of 28°C, the growing season spans approximately 300 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 Montevideo, the best months to plant Comfrey are April, May, June, July, August. 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.

Montevideo receives 1100mm of annual rainfall, which provides good natural moisture for Comfrey. Supplement with additional watering during dry spells.

Other Plants That Grow in Montevideo

More plants you can grow alongside Comfrey in Montevideo

Keep Exploring

Frequently Asked Questions

Can I grow comfrey in Montevideo?

Yes! Comfrey can be successfully grown in Montevideo, UY. Montevideo is in USDA Hardiness Zone 8 with a Humid subtropical climate. The difficulty level for growing Comfrey here is rated "medium". The best months to plant are April, May, June, July, August.

When should I plant comfrey in Montevideo?

In Montevideo, the recommended planting months for Comfrey are April, May, June, July, August. Montevideo has 300 frost-free days per year, with winter lows of 6°C and summer highs of 28°C. Comfrey is frost tolerant, giving you more flexibility with planting dates.

How long does comfrey take to grow in Montevideo?

Comfrey typically takes 60-90 days from planting to harvest. In Montevideo's Humid subtropical climate with 300 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 Montevideo?

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

What month do I plant comfrey in Montevideo?

Plant Comfrey in Montevideo during April, May, June, July, August. These are the optimal months based on Montevideo's USDA Zone 8 climate, 300 frost-free days, and temperature range of 6°C to 28°C.

Is comfrey hard to grow in Montevideo?

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

What grows well with comfrey in Montevideo?

In Montevideo, 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 Montevideo's Zone 8 climate.

Does comfrey need full sun in Montevideo?

Comfrey requires full sun to partial shade. Comfrey tolerates lower light. In Montevideo, 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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