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Growing Comfrey in Memphis

🇺🇸 Zone 6 Planting Guide · Humid subtropical climate

USDA Zone 6 230 frost-free days 60-90 days to harvest

Quick Answer: Growing Comfrey in Memphis

Yes, you can grow Comfrey in Memphis, US! Plant during Feb, Mar, Apr, Aug, Sep for best results. Memphis is in USDA Zone 6 with a Humid subtropical climate, offering 230 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 Memphis + Comfrey

Memphis's climate requires careful timing. Summer highs (33°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
Memphis range 0°C to 33°C

Memphis Climate Data

USDA Zone
6
Frost-Free
230days
Winter Low
0°C
Summer High
33°C
Rainfall
1352mm/yr
Climate
Cfa
Humid subtropical

Comfrey Planting Calendar for Memphis

Green months show the best time to plant Comfrey in Memphis

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 Memphis

Memphis, US is in USDA Hardiness Zone 6 with a Humid subtropical climate (Köppen Cfa). With winter lows of 0°C and summer highs of 33°C, the growing season spans approximately 230 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 Memphis, the best months to plant Comfrey are February, March, April, August, September. 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.

Memphis receives 1352mm of annual rainfall, which provides good natural moisture for Comfrey. Supplement with additional watering during dry spells.

Other Plants That Grow in Memphis

More plants you can grow alongside Comfrey in Memphis

Keep Exploring

Frequently Asked Questions

Can I grow comfrey in Memphis?

Yes! Comfrey can be successfully grown in Memphis, US. Memphis is in USDA Hardiness Zone 6 with a Humid subtropical climate. The difficulty level for growing Comfrey here is rated "medium". The best months to plant are February, March, April, August, September.

When should I plant comfrey in Memphis?

In Memphis, the recommended planting months for Comfrey are February, March, April, August, September. Memphis has 230 frost-free days per year, with winter lows of 0°C and summer highs of 33°C. Comfrey is frost tolerant, giving you more flexibility with planting dates.

How long does comfrey take to grow in Memphis?

Comfrey typically takes 60-90 days from planting to harvest. In Memphis's Humid subtropical climate with 230 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 Memphis?

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

What month do I plant comfrey in Memphis?

Plant Comfrey in Memphis during February, March, April, August, September. These are the optimal months based on Memphis's USDA Zone 6 climate, 230 frost-free days, and temperature range of 0°C to 33°C.

Is comfrey hard to grow in Memphis?

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

What grows well with comfrey in Memphis?

In Memphis, 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 Memphis's Zone 6 climate.

Does comfrey need full sun in Memphis?

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