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When to Plant Lavender in Rankin County, MS

Lavender is a fragrant perennial herb with silvery foliage and purple flower spikes. It is prized for its essential oils, culinary uses, and ornamental beauty.

Rankin County, Mississippi is in USDA Zone 8a. The average last spring frost is March 17 and the first fall frost is November 13, giving you a growing season of approximately 241 days.

At an elevation of 348 feet, Rankin County receives approximately 51.4 inches of rainfall annually with predominantly clay loam soil. Summer highs average 95ยฐF, so Lavender may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Lavender, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Lavender root diseases.

Rankin County, MS (Zone 8a) Long season
241 days
Last Spring Frost March 17
241 growing days
First Fall Frost November 13

Rankin County Soil Profile

Soil Type

Clay Loam

Soil pH

5.5-6.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✗ May not fit
Transplant: Mar 13 🍅 Harvest: Jun 12 – Nov 13
Recommended (50%) ✗ May not fit
Transplant: Mar 24 🍅 Harvest: Jun 23 – Nov 24
Safe Start (90%) ✗ May not fit
Transplant: Apr 11 🍅 Harvest: Jul 11 – Dec 12

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
0.5″/week
Rainfall provides
0.9″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Lavender needs ~3,081 GDD — county provides 5,121 GDD Excellent fit

Lavender Planting Timeline โ€” Rankin County, MS

Lavender Planting Calendar

Activity When Date Range
Transplant Outdoors March 24 Mar 24 โ€“ Apr 7
Harvest June 23 Jun 23 โ€“ Nov 24

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Low โ€” drought tolerant

Days to Maturity

90โ€“200 days

Soil pH

6.5 โ€“ 8

USDA Zone

Zone 8a

Growing Season

241 days

Growing Tips for Rankin County

Plant in well-drained, sandy soil. Avoid heavy mulching around the crown. Prune after flowering but do not cut into old wood. Lavender resents wet winter conditions.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Lavender in Rankin County, MS?

Rankin County is in Zone 8a with an average last frost of March 17. Plan your Lavender planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Rankin County, MS?

Rankin County, Mississippi is in USDA Hardiness Zone 8a. The average last spring frost is March 17 and first fall frost is November 13.

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Plan Your Garden with Confidence

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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 Rankin County, MS. Local conditions may vary. Last updated: April 2026.