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When to plant Hyssop in Bibb County, AL

Bibb County's short 244-day growing season means one Hyssop planting between March 21 and April 4. No fall crop in Zone 8a.

When to Plant Hyssop in Bibb County, AL

Hyssop is a semi-evergreen perennial herb with intense blue flower spikes that attract bees and butterflies. It has a minty, slightly bitter flavor used in liqueurs and teas.

Bibb County, Alabama is in USDA Zone 8a. The average last spring frost is March 14 and the first fall frost is November 13, giving you a growing season of approximately 244 days.

At an elevation of 66 feet, Bibb County receives approximately 59.2 inches of rainfall annually with predominantly clay loam soil. Summer highs average 92°F, providing good warmth for Hyssop during the growing season. Clay soil retains moisture well for Hyssop, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Hyssop root diseases.

Bibb County, AL (Zone 8a) Long season
244 days
Last Spring Frost March 14
244 growing days
First Fall Frost November 13

Bibb County Soil Profile

Soil Type

Clay Loam

Soil pH

5.3-6.6

Drainage

Well Drained

Monthly Watering Guide for Hyssop

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

Month Hyssop Needs Rainfall You Supplement Action
Jan 4.6" 0" ❄️ Dormant
Feb 4.2" 0" ❄️ Dormant
Mar 4.3" 6.3" 0" ✅ Rainfall sufficient
Apr 4.3" 5.4" 0" ✅ Rainfall sufficient
May 4.3" 4.3" 0" ✅ Rainfall sufficient
Jun 4.3" 4.9" 0" ✅ Rainfall sufficient
Jul 4.3" 6" 0" ✅ Rainfall sufficient
Aug 4.3" 6.5" 0" ✅ Rainfall sufficient
Sep 4.3" 4.3" 0" ✅ Rainfall sufficient
Oct 4.3" 3.4" 0.9" 💧 Light watering
Nov 4.3" 4.8" 0" ✅ Rainfall sufficient
Dec 4.7" 0" ❄️ Dormant

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

Hyssop Planting Timeline — Bibb County, AL

Hyssop Planting Calendar

Activity When Date Range
Transplant Outdoors March 21 Mar 21 – Apr 4
Harvest May 30 May 30 – Aug 1

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Low — drought tolerant

📅 Days to Maturity

70–90 days

🧪 Soil pH

Needs 6–8 · Your soil: N/A

🗺️ USDA Zone

Zone 8a

📆 Growing Season

244 days in Bibb County

Growing Tips for Bibb County

Start seeds indoors or direct sow in spring. Prune back in early spring to encourage bushy growth. Hyssop is drought-tolerant once established and thrives in poor soil.

Companion Planting

Good Companions

Avoid Planting Near

  • Radish

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Hyssop in Bibb County, AL?

Bibb County is in Zone 8a with an average last frost of March 14. Plan your Hyssop planting based on this frost date — see the calendar above for exact timing.

What planting zone is Bibb County, AL?

Bibb County, Alabama is in USDA Hardiness Zone 8a. The average last spring frost is March 14 and first fall frost is November 13.

When should I plant Hyssop in Bibb County, AL?

In Bibb County, AL, plant Hyssop after the last frost (around March 14) and before the first frost (around November 13). Best results when soil holds above 50°F.

What growing zone is Bibb County, AL for Hyssop?

Bibb County sits in USDA Zone 8a. Hyssop grows reliably in zones 3a through 9b, so it's a good fit here.

Can Hyssop grow in Bibb County's climate?

Yes — Hyssop grows well in Bibb County's temperate climate. Bibb County averages a 244-day frost-free season, with last frost around March 14 and first frost around November 13.

🌱

Your Bibb County Garden Planner — Free

A 22-page printable planner built for Bibb County (Zone 8a). 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 Bibb County, AL. Local conditions may vary. Last updated: June 2026.

Sources & credits

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