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Growing Comfrey in Sacramento

🇺🇸 Zone 7 Planting Guide · Hot-summer Mediterranean climate

USDA Zone 7 290 frost-free days 60-90 days to harvest

Quick Answer: Growing Comfrey in Sacramento

Yes, you can grow Comfrey in Sacramento, US! Plant during Oct, Nov for best results. Sacramento is in USDA Zone 7 with a Hot-summer Mediterranean climate, offering 290 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 Sacramento + Comfrey

Sacramento's climate requires careful timing. Summer highs (35°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
Sacramento range 4°C to 35°C

Sacramento Climate Data

USDA Zone
7
Frost-Free
290days
Winter Low
4°C
Summer High
35°C
Rainfall
475mm/yr
Climate
Csa
Hot-summer Mediterranean

Comfrey Planting Calendar for Sacramento

Green months show the best time to plant Comfrey in Sacramento

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 Sacramento

Sacramento, US is in USDA Hardiness Zone 7 with a Hot-summer Mediterranean climate (Köppen Csa). With winter lows of 4°C and summer highs of 35°C, the growing season spans approximately 290 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 Sacramento, the best months to plant Comfrey are October, November. 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.

Sacramento receives only 475mm of annual rainfall, so consistent irrigation will be essential for growing Comfrey successfully.

Other Plants That Grow in Sacramento

More plants you can grow alongside Comfrey in Sacramento

Keep Exploring

Frequently Asked Questions

Can I grow comfrey in Sacramento?

Yes! Comfrey can be successfully grown in Sacramento, US. Sacramento is in USDA Hardiness Zone 7 with a Hot-summer Mediterranean climate. The difficulty level for growing Comfrey here is rated "medium". The best months to plant are October, November.

When should I plant comfrey in Sacramento?

In Sacramento, the recommended planting months for Comfrey are October, November. Sacramento has 290 frost-free days per year, with winter lows of 4°C and summer highs of 35°C. Comfrey is frost tolerant, giving you more flexibility with planting dates.

How long does comfrey take to grow in Sacramento?

Comfrey typically takes 60-90 days from planting to harvest. In Sacramento's Hot-summer Mediterranean climate with 290 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 Sacramento?

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

What month do I plant comfrey in Sacramento?

Plant Comfrey in Sacramento during October, November. These are the optimal months based on Sacramento's USDA Zone 7 climate, 290 frost-free days, and temperature range of 4°C to 35°C.

Is comfrey hard to grow in Sacramento?

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

What grows well with comfrey in Sacramento?

In Sacramento, 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 Sacramento's Zone 7 climate.

Does comfrey need full sun in Sacramento?

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