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When to Plant Comfrey in Wayne County, MS

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

Wayne County, Mississippi is in USDA Zone 8a. The average last spring frost is March 16 and the first fall frost is November 13, giving you a growing season of approximately 242 days.

At an elevation of 153 feet, Wayne County receives approximately 54 inches of rainfall annually with predominantly clay loam soil. Summer highs average 96ยฐF, so Comfrey may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Comfrey, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Comfrey root diseases.

Wayne County, MS (Zone 8a) Long season
242 days
Last Spring Frost March 16
242 growing days
First Fall Frost November 13

Wayne County Soil Profile

Soil Type

Clay Loam

Soil pH

5.3-6.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (101 days to spare)
Transplant: Mar 13 🍅 Harvest: May 15 – Jul 24
Recommended (50%) ✓ Fits season (102 days to spare)
Transplant: Mar 23 🍅 Harvest: May 25 – Aug 3
Safe Start (90%) ✓ Fits season (97 days to spare)
Transplant: Apr 14 🍅 Harvest: Jun 16 – Aug 25

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Soil Compatibility in Wayne County

How your county's soil matches Comfrey's growing requirements.

Soil pH

Your soil pH (5.3โ€“6.2) is more acidic than Comfrey prefers (6.0โ€“7.0). Add garden lime to raise pH.

Soil Texture

The clay loam soil in Wayne County is excellent for Comfrey โ€” good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.7%). Annual compost additions will help Comfrey.

How to Plant Comfrey

0.5"
Planting Depth
8"
Between Plants
12"
Between Rows

Succession Planting Comfrey

4
successive plantings in your 242-day season

Sow every 6.9 weeks. Last sowing by Aug 15 to harvest before frost.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
You supply
0.1″/week
Watering frequency Only during dry spells
Season total 162 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Comfrey needs ~1,650 GDD — county provides 5,324 GDD Excellent fit

Comfrey Planting Timeline โ€” Wayne County, MS

Comfrey Planting Calendar

Activity When Date Range
Transplant Outdoors March 23 Mar 23 โ€“ Apr 6
Harvest May 25 May 25 โ€“ Aug 3

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March Transplant Outdoors
April Transplant Outdoors
May Harvest
June Harvest
July Harvest
August Harvest
September โ€”
October โ€”
November โ€”
December โ€”

Growing Conditions

โ˜€๏ธ Sun

Partial Shade (3-6 hours)

๐Ÿ’ง Water

1"/week ยท Only during dry spells

๐Ÿ“… Days to Maturity

60โ€“90 days

๐Ÿงช Soil pH

Needs 6โ€“7 ยท Your soil: too_acidic

๐Ÿ—บ๏ธ USDA Zone

Zone 8a

๐Ÿ“† Growing Season

242 days in Wayne County

Growing Tips for Comfrey in Wayne County

Direct sow Comfrey outdoors after March 16 in Wayne County when soil has warmed and frost danger has passed.

With Wayne County's clay soil (34% clay), work in 3-4 inches of compost before planting Comfrey. Avoid tilling when soil is wet to prevent compaction.

With summer highs reaching 96ยฐF in Wayne County, provide afternoon shade for Comfrey and water deeply in the morning.

General growing tips

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

Level Up Your Garden

Frequently Asked Questions

When should I plant Comfrey in Wayne County, MS?

Wayne County is in Zone 8a with an average last frost of March 16. Plan your Comfrey planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Wayne County, MS?

Wayne County, Mississippi is in USDA Hardiness Zone 8a. The average last spring frost is March 16 and first fall frost is November 13.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Wayne County gardeners in Zone 8a organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

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