When to plant Comfrey in Crow Wing County County,
Plant Comfrey in Crow Wing County County during the brief May 12–May 26 window. With 151 frost-free days, fall plantings can't mature before October 3.
When to Plant Comfrey in Crow Wing County, MN
Comfrey is a vigorous perennial herb valued as a dynamic accumulator of nutrients. Its leaves make excellent mulch, compost activator, and liquid fertilizer.
Crow Wing County, Minnesota is in USDA Zone 4a. The average last spring frost is May 5 and the first fall frost is October 3, giving you a growing season of approximately 151 days.
At an elevation of 783 feet, Crow Wing County receives approximately 33.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 78°F, so choose short-season varieties of Comfrey to ensure they mature before fall.
Crow Wing County Soil Profile
Soil Type
Silt Loam
Soil pH
6-6.7
Drainage
Well Drained
Monthly Watering Guide for Comfrey
Comfrey needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.
| Month | Comfrey Needs | Rainfall | You Supplement | Action |
|---|---|---|---|---|
| Jan | — | 1.4" | 0" | ❄️ Dormant |
| Feb | — | 1.6" | 0" | ❄️ Dormant |
| Mar | — | 2.2" | 0" | ❄️ Dormant |
| Apr | — | 3.3" | 0" | ❄️ Dormant |
| May | 4.3" | 3.3" | 1" | 💧 Light watering |
| Jun | 4.3" | 3.9" | 0.4" | 💧 Light watering |
| Jul | 4.3" | 4.2" | 0.1" | 💧 Light watering |
| Aug | 4.3" | 3.3" | 1" | 💧 Light watering |
| Sep | 4.3" | 3.2" | 1.1" | 💧 Light watering |
| Oct | 4.3" | 2.8" | 1.5" | 💧 Light watering |
| Nov | — | 2.5" | 0" | ❄️ Dormant |
| Dec | — | 1.7" | 0" | ❄️ Dormant |
Water needs are for active growing months only (May–Oct in Crow Wing County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.
Comfrey Planting Timeline — Crow Wing County, MN
Comfrey Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | May 12 | May 12 – May 26 |
| Harvest | July 14 | Jul 14 – Sep 22 |
Plant 0.5" deep · 8" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | — |
| May | Transplant Outdoors |
| June | — |
| July | Harvest |
| August | Harvest |
| September | Harvest |
| 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 4a
📆 Growing Season
151 days in Crow Wing County
Growing Tips for Crow Wing 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 Crow Wing County, MN?
Crow Wing County is in Zone 4a with an average last frost of May 5. Plan your Comfrey planting based on this frost date — see the calendar above for exact timing.
What planting zone is Crow Wing County, MN?
Crow Wing County, Minnesota is in USDA Hardiness Zone 4a. The average last spring frost is May 5 and first fall frost is October 3.
When should I plant Comfrey in Crow Wing County County, ?
In Crow Wing County County, , plant Comfrey after the last frost (around May 5) and before the first frost (around October 3). Best results when soil holds above 50°F.
What growing zone is Crow Wing County County, for Comfrey?
Crow Wing County County sits in USDA Zone 4a. Comfrey grows reliably in zones 3a through 9b, so it's a good fit here.
Can Comfrey grow in Crow Wing County County's climate?
Yes — Comfrey grows well in Crow Wing County County's temperate climate. Crow Wing County County averages a 151-day frost-free season, with last frost around May 5 and first frost around October 3.
Your Crow Wing County Garden Planner — Free
A 22-page printable planner built for Crow Wing County (Zone 4a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.