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When to plant Comfrey in McCracken County, KY

Plant Comfrey in McCracken County, between April 6 and April 20 — the only viable window. Zone 7a's short season (214 frost-free days) rules out a fall crop.

When to Plant Comfrey in McCracken 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.

McCracken County, Kentucky is in USDA Zone 7a. The average last spring frost is March 30 and the first fall frost is October 30, giving you a growing season of approximately 214 days.

At an elevation of 1,445 feet, McCracken County receives approximately 48 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Comfrey during the growing season.

McCracken County, KY (Zone 7a) Long season
214 days
Last Spring Frost March 30
214 growing days
First Fall Frost October 30

McCracken County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-6.6

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 3.8" 0" ❄️ Dormant
Feb 3.9" 0" ❄️ Dormant
Mar 4.3" 4.3" 0" ✅ Rainfall sufficient
Apr 4.3" 3.9" 0.4" 💧 Light watering
May 4.3" 3.8" 0.5" 💧 Light watering
Jun 4.3" 4.1" 0.2" 💧 Light watering
Jul 4.3" 4.5" 0" ✅ Rainfall sufficient
Aug 4.3" 4.7" 0" ✅ Rainfall sufficient
Sep 4.3" 4.2" 0.1" 💧 Light watering
Oct 4.3" 3.7" 0.6" 💧 Light watering
Nov 3.6" 0" ❄️ Dormant
Dec 3.4" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Oct in McCracken County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Comfrey Planting Timeline — McCracken County, KY

Comfrey Planting Calendar

Activity When Date Range
Transplant Outdoors April 6 Apr 6 – Apr 20
Harvest June 8 Jun 8 – Aug 17

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

Month-by-Month Timeline

MonthActivities
January
February
March
April Transplant Outdoors
May
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 7a

📆 Growing Season

214 days in McCracken County

Growing Tips for McCracken 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 McCracken County, KY?

McCracken County is in Zone 7a with an average last frost of March 30. Plan your Comfrey planting based on this frost date — see the calendar above for exact timing.

What planting zone is McCracken County, KY?

McCracken County, Kentucky is in USDA Hardiness Zone 7a. The average last spring frost is March 30 and first fall frost is October 30.

When should I plant Comfrey in McCracken County, KY?

In McCracken County, KY, plant Comfrey after the last frost (around March 30) and before the first frost (around October 30). Best results when soil holds above 50°F.

What growing zone is McCracken County, KY for Comfrey?

McCracken County sits in USDA Zone 7a. Comfrey grows reliably in zones 3a through 9b, so it's a good fit here.

Can Comfrey grow in McCracken County's climate?

Yes — Comfrey grows well in McCracken County's temperate climate. McCracken County averages a 214-day frost-free season, with last frost around March 30 and first frost around October 30.

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Your McCracken County Garden Planner — Free

A 22-page printable planner built for McCracken County (Zone 7a). 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 McCracken County, KY. Local conditions may vary. Last updated: July 2026.

Sources & credits

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