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When to Plant Valerian in Hale County, AL

Valerian is a tall perennial herb with fragrant white or pink flower clusters, valued for its root which is used as a natural sleep aid. It attracts pollinators and earthworms.

Hale County, Alabama is in USDA Zone 7b. 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 405 feet, Hale County receives approximately 49.7 inches of rainfall annually with predominantly clay loam soil. Summer highs average 93ยฐF, providing good warmth for Valerian during the growing season. Clay soil retains moisture well for Valerian, but amend with compost to improve drainage and prevent root rot.

Hale County, AL (Zone 7b) Long season
244 days
Last Spring Frost March 14
244 growing days
First Fall Frost November 13

Hale County Soil Profile

Soil Type

Clay Loam

Soil pH

5.8-6.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (14 days to spare)
Transplant: Mar 13 🍅 Harvest: Jul 17 – Oct 23
Recommended (50%) ✓ Fits season (13 days to spare)
Transplant: Mar 21 🍅 Harvest: Jul 25 – Oct 31
Safe Start (90%) ✓ Fits season (5 days to spare)
Transplant: Apr 14 🍅 Harvest: Aug 18 – Nov 24

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.

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 314 gal / 100 sq ft
Valerian needs ~2,962 GDD — county provides 4,819 GDD Excellent fit

Valerian Planting Timeline โ€” Hale County, AL

Valerian Planting Calendar

Activity When Date Range
Transplant Outdoors March 21 Mar 21 โ€“ Apr 4
Harvest July 25 Jul 25 โ€“ Oct 31

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 โ€”
June โ€”
July Harvest
August Harvest
September Harvest
October Harvest
November โ€”
December โ€”

Growing Conditions

Sun

Partial Shade (3-6 hours)

Water

Moderate โ€” regular watering

Days to Maturity

120โ€“180 days

Soil pH

5.5 โ€“ 7

USDA Zone

Zone 7b

Growing Season

244 days

Growing Tips for Hale County

Start seeds indoors and transplant after last frost. Harvest roots in fall of the second year. Deadhead flowers unless you want self-seeding. Cats are attracted to valerian root.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Valerian in Hale County, AL?

Hale County is in Zone 7b with an average last frost of March 14. Plan your Valerian planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Hale County, AL?

Hale County, Alabama is in USDA Hardiness Zone 7b. The average last spring frost is March 14 and first fall frost is November 13.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Hale County gardeners in Zone 7b organize planting dates, track what's growing, and never miss a planting window.

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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 Hale County, AL. Local conditions may vary. Last updated: April 2026.