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When to plant Comfrey in Rapides Parish, LA

Plant Comfrey in Rapides Parish, between March 12 and March 26 — the only viable window. Zone 9a's short season (256 frost-free days) rules out a fall crop.

When to Plant Comfrey in Rapides Parish, LA

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

Rapides Parish, Louisiana is in USDA Zone 9a. The average last spring frost is March 5 and the first fall frost is November 16, giving you a growing season of approximately 256 days.

At an elevation of 388 feet, Rapides Parish receives approximately 54.4 inches of rainfall annually with predominantly loam soil. Summer highs average 91°F, providing good warmth for Comfrey during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Comfrey root diseases.

Rapides Parish, LA (Zone 9a) Long season
256 days
Last Spring Frost March 5
256 growing days
First Fall Frost November 16

Rapides Parish Soil Profile

Soil Type

Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Comfrey Planting Timeline — Rapides Parish, LA

Comfrey Planting Calendar

Activity When Date Range
Transplant Outdoors March 12 Mar 12 – Mar 26
Harvest May 14 May 14 – Jul 23

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

Month-by-Month Timeline

MonthActivities
January
February
March Transplant Outdoors
April
May Harvest
June Harvest
July Harvest
August
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 9a

📆 Growing Season

256 days in Rapides Parish

Growing Tips for Rapides Parish

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 Rapides Parish, LA?

Rapides Parish is in Zone 9a with an average last frost of March 5. Plan your Comfrey planting based on this frost date — see the calendar above for exact timing.

What planting zone is Rapides Parish, LA?

Rapides Parish, Louisiana is in USDA Hardiness Zone 9a. The average last spring frost is March 5 and first fall frost is November 16.

When should I plant Comfrey in Rapides Parish, LA?

In Rapides Parish, LA, plant Comfrey after the last frost (around March 5) and before the first frost (around November 16). Best results when soil holds above 50°F.

What growing zone is Rapides Parish, LA for Comfrey?

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

Can Comfrey grow in Rapides Parish's climate?

Yes — Comfrey grows well in Rapides Parish's temperate climate. Rapides Parish averages a 256-day frost-free season, with last frost around March 5 and first frost around November 16.

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Your Rapides Parish Garden Planner — Free

A 22-page printable planner built for Rapides Parish (Zone 9a). 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 Rapides Parish, LA. Local conditions may vary. Last updated: July 2026.

Sources & credits

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