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When to plant Horehound in Effingham County, GA

Plant Horehound in Effingham County, between March 20 and April 3 — the only viable window. Zone 9a's short season (249 frost-free days) rules out a fall crop.

When to Plant Horehound in Effingham County, GA

Horehound is a woolly, drought-tolerant perennial herb traditionally used for cough remedies and candy. It has a distinctive bitter, menthol-like flavor.

Effingham County, Georgia is in USDA Zone 9a. The average last spring frost is March 13 and the first fall frost is November 17, giving you a growing season of approximately 249 days.

At an elevation of 344 feet, Effingham County receives approximately 60.3 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 97°F, so Horehound may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Horehound will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Horehound root diseases.

Effingham County, GA (Zone 9a) Long season
249 days
Last Spring Frost March 13
249 growing days
First Fall Frost November 17

Effingham County Soil Profile

Soil Type

Sandy Loam

Soil pH

4.9-6.3

Drainage

Well Drained

Monthly Watering Guide for Horehound

Horehound needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Horehound Needs Rainfall You Supplement Action
Jan 4.8" 0" ❄️ Dormant
Feb 5.4" 0" ❄️ Dormant
Mar 4.3" 5.6" 0" ✅ Rainfall sufficient
Apr 4.3" 4" 0.3" 💧 Light watering
May 4.3" 5" 0" ✅ Rainfall sufficient
Jun 4.3" 4.6" 0" ✅ Rainfall sufficient
Jul 4.3" 6.7" 0" ✅ Rainfall sufficient
Aug 4.3" 5.7" 0" ✅ Rainfall sufficient
Sep 4.3" 4.6" 0" ✅ Rainfall sufficient
Oct 4.3" 3.9" 0.4" 💧 Light watering
Nov 4.3" 5.1" 0" ✅ Rainfall sufficient
Dec 4.9" 0" ❄️ Dormant

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

Horehound Planting Timeline — Effingham County, GA

Horehound Planting Calendar

Activity When Date Range
Transplant Outdoors March 20 Mar 20 – Apr 3
Harvest June 5 Jun 5 – Jul 31

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Low — drought tolerant

📅 Days to Maturity

75–90 days

🧪 Soil pH

Needs 6–8 · Your soil: N/A

🗺️ USDA Zone

Zone 9a

📆 Growing Season

249 days in Effingham County

Growing Tips for Effingham County

Direct sow or start from divisions. Thrives in poor, dry soil. Harvest stems just before flowering. Deadhead to prevent aggressive self-seeding. Very drought-tolerant once established.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Horehound in Effingham County, GA?

Effingham County is in Zone 9a with an average last frost of March 13. Plan your Horehound planting based on this frost date — see the calendar above for exact timing.

What planting zone is Effingham County, GA?

Effingham County, Georgia is in USDA Hardiness Zone 9a. The average last spring frost is March 13 and first fall frost is November 17.

When should I plant Horehound in Effingham County, GA?

In Effingham County, GA, plant Horehound after the last frost (around March 13) and before the first frost (around November 17). Best results when soil holds above 50°F.

What growing zone is Effingham County, GA for Horehound?

Effingham County sits in USDA Zone 9a. Horehound grows reliably in zones 3a through 10b, so it's a good fit here.

Can Horehound grow in Effingham County's climate?

Yes — Horehound grows well in Effingham County's temperate climate. Effingham County averages a 249-day frost-free season, with last frost around March 13 and first frost around November 17.

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Your Effingham County Garden Planner — Free

A 22-page printable planner built for Effingham County (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 Effingham County, GA. Local conditions may vary. Last updated: June 2026.

Sources & credits

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