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When to Plant Spinach in Marion County, MS

Spinach is a nutrient-packed cool-season green that grows quickly in spring and fall. It is rich in iron, vitamins, and antioxidants and excellent raw or cooked.

Marion County, Mississippi is in USDA Zone 8a. The average last spring frost is March 8 and the first fall frost is November 20, giving you a growing season of approximately 257 days.

At an elevation of 330 feet, Marion County receives approximately 48.2 inches of rainfall annually with predominantly clay loam soil. Summer highs average 91ยฐF, providing good warmth for Spinach during the growing season. Clay soil retains moisture well for Spinach, but amend with compost to improve drainage and prevent root rot.

Marion County, MS (Zone 8a) Long season
257 days
Last Spring Frost March 8
257 growing days
First Fall Frost November 20

Marion County Soil Profile

Soil Type

Clay Loam

Soil pH

5.3-6.3

Drainage

Well Drained

Spinach Planting Timeline โ€” Marion County, MS

Spinach Planting Calendar

Activity When Date Range
Start Indoors February 1 Feb 1 โ€“ Feb 15
Transplant Outdoors March 8 Mar 8 โ€“ Mar 22
Direct Sow February 22 Feb 22 โ€“ Mar 15
Fall Sowing September 11 Sep 11 โ€“ Sep 25
Harvest April 12 Apr 12 โ€“ Jun 14

Plant 0.5" deep ยท 6" apart ยท Rows 12" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February Start Indoors Direct Sow
March Transplant Outdoors Direct Sow
April Harvest
May Harvest
June Harvest
July โ€”
August โ€”
September Fall Sowing
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Partial Shade (3-6 hours)

Water

Moderate โ€” regular watering

Days to Maturity

35โ€“50 days

Soil pH

6.5 โ€“ 7.5

USDA Zone

Zone 8a

Growing Season

257 days

Growing Tips for Marion County

Direct sow as soon as soil can be worked in spring. Plant in partial shade for summer crops to delay bolting. Succession plant every 2 weeks for continuous harvest.

Companion Planting

Good Companions

Level Up Your Garden

๐ŸŒพ Save Your Own Spinach Seeds
Life Cycle Annual
Pollination Wind Pollinated
How to Collect Let plants bolt. Harvest seed stalks when seeds turn tan.
Storage Store airtight; viable 5 years at 35ยฐF, under 45% humidity.

Wind pollinated โ€” isolate 1/2 mile for purity. Easy to let bolt in heat.

Frequently Asked Questions

When should I plant Spinach in Marion County, MS?

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

What planting zone is Marion County, MS?

Marion County, Mississippi is in USDA Hardiness Zone 8a. The average last spring frost is March 8 and first fall frost is November 20.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Marion County gardeners in Zone 8a organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Marion County, MS. Local conditions may vary. Last updated: April 2026.