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When to plant Comfrey in Nicholas County, KY

Nicholas County's short 193-day growing season means one Comfrey planting between April 23 and May 7. No fall crop in Zone 6b.

When to Plant Comfrey in Nicholas County, KY

Comfrey is a vigorous perennial herb valued as a dynamic accumulator of nutrients. Its leaves make excellent mulch, compost activator, and liquid fertilizer.

Nicholas County, Kentucky is in USDA Zone 6b. The average last spring frost is April 16 and the first fall frost is October 26, giving you a growing season of approximately 193 days.

At an elevation of 1,533 feet, Nicholas County receives approximately 42.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 91°F, providing good warmth for Comfrey during the growing season.

Nicholas County, KY (Zone 6b) Moderate season
193 days
Last Spring Frost April 16
193 growing days
First Fall Frost October 26

Nicholas County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Comfrey Planting Timeline — Nicholas County, KY

Comfrey Planting Calendar

Activity When Date Range
Transplant Outdoors April 23 Apr 23 – May 7
Harvest June 25 Jun 25 – Sep 3

Plant 0.5" deep · 8" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April Transplant Outdoors
May Transplant Outdoors
June Harvest
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 6b

📆 Growing Season

193 days in Nicholas County

Growing Tips for Nicholas 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 →

Frequently Asked Questions

When should I plant Comfrey in Nicholas County, KY?

Nicholas County is in Zone 6b with an average last frost of April 16. Plan your Comfrey planting based on this frost date — see the calendar above for exact timing.

What planting zone is Nicholas County, KY?

Nicholas County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 16 and first fall frost is October 26.

When should I plant Comfrey in Nicholas County, KY?

In Nicholas County, KY, plant Comfrey after the last frost (around April 16) and before the first frost (around October 26). Best results when soil holds above 50°F.

What growing zone is Nicholas County, KY for Comfrey?

Nicholas County sits in USDA Zone 6b. Comfrey grows reliably in zones 3a through 9b, so it's a good fit here.

Can Comfrey grow in Nicholas County's climate?

Yes — Comfrey grows well in Nicholas County's temperate climate. Nicholas County averages a 193-day frost-free season, with last frost around April 16 and first frost around October 26.

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Your Nicholas County Garden Planner — Free

A 22-page printable planner built for Nicholas County (Zone 6b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Nicholas County, KY. Local conditions may vary. Last updated: July 2026.

Sources & credits

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