When to Plant Comfrey in Coffee County, TN
Comfrey is a vigorous perennial herb valued as a dynamic accumulator of nutrients. Its leaves make excellent mulch, compost activator, and liquid fertilizer.
Coffee County, Tennessee is in USDA Zone 7b. The average last spring frost is April 11 and the first fall frost is October 23, giving you a growing season of approximately 195 days.
At an elevation of 1,710 feet, Coffee County receives approximately 45.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 94°F, providing good warmth for Comfrey during the growing season.
Coffee County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Comfrey Planting Timeline — Coffee County, TN
Comfrey Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | April 18 | Apr 18 – May 2 |
| Harvest | June 20 | Jun 20 – Aug 29 |
Plant 0.5" deep · 8" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Transplant Outdoors |
| May | Transplant Outdoors |
| June | Harvest |
| July | Harvest |
| August | Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Partial Shade (3-6 hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
60–90 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 7b
📆 Growing Season
195 days in Coffee County
Growing Tips for Coffee County
Plant root cuttings 2 inches deep. Choose Bocking 14 variety to prevent self-seeding. Cut leaves 3-4 times per season for mulch or compost. Avoid planting near pathways as it spreads.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Comfrey in Other Locations
Frequently Asked Questions
When should I plant Comfrey in Coffee County, TN?
Coffee County is in Zone 7b with an average last frost of April 11. Plan your Comfrey planting based on this frost date — see the calendar above for exact timing.
What planting zone is Coffee County, TN?
Coffee County, Tennessee is in USDA Hardiness Zone 7b. The average last spring frost is April 11 and first fall frost is October 23.
Your Coffee County Garden Planner — Free
A 22-page printable planner built for Coffee County (Zone 7b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.