Growing Comfrey in Shanghai
🇨🇳 Zone 6 Planting Guide · Humid subtropical climate
Quick Answer: Growing Comfrey in Shanghai
Yes, you can grow Comfrey in Shanghai, CN! Plant during Oct, Nov for best results. Shanghai is in USDA Zone 6 with a Humid subtropical climate, offering 280 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
Shanghai'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.
Shanghai Climate Data
Comfrey Planting Calendar for Shanghai
Green months show the best time to plant Comfrey in Shanghai
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
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 Shanghai
Shanghai, CN is in USDA Hardiness Zone 6 with a Humid subtropical climate (Köppen Cfa). With winter lows of 1°C and summer highs of 32°C, the growing season spans approximately 280 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 Shanghai, 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.
Shanghai receives 1167mm of annual rainfall, which provides good natural moisture for Comfrey. Supplement with additional watering during dry spells.
Other Plants That Grow in Shanghai
More plants you can grow alongside Comfrey in Shanghai
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Frequently Asked Questions
Can I grow comfrey in Shanghai?
Yes! Comfrey can be successfully grown in Shanghai, CN. Shanghai 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 October, November.
When should I plant comfrey in Shanghai?
In Shanghai, the recommended planting months for Comfrey are October, November. Shanghai has 280 frost-free days per year, with winter lows of 1°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 Shanghai?
Comfrey typically takes 60-90 days from planting to harvest. In Shanghai's Humid subtropical climate with 280 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 Shanghai?
Comfrey can potentially be grown indoors in Shanghai 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 Shanghai?
Plant Comfrey in Shanghai during October, November. These are the optimal months based on Shanghai's USDA Zone 6 climate, 280 frost-free days, and temperature range of 1°C to 32°C.
Is comfrey hard to grow in Shanghai?
Comfrey is rated "medium" to grow in Shanghai. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Comfrey in Shanghai is Moderate.
What grows well with comfrey in Shanghai?
In Shanghai, 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 Shanghai's Zone 6 climate.
Does comfrey need full sun in Shanghai?
Comfrey requires full sun to partial shade. Comfrey tolerates lower light. In Shanghai, a spot with filtered or indirect light for 2-4 hours works well.