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When to plant Spinach in Marion County, AL

Plant Spinach in Marion County, when soil hits 50°F — usually March 12. Continue planting through April 2 for the spring crop. A second sowing from August 27 to September 10 extends the harvest into fall.

When to Plant Spinach in Marion County, AL

Spinach

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, Alabama is in USDA Zone 7b. The average last spring frost is March 26 and the first fall frost is November 5, giving you a growing season of approximately 224 days.

At an elevation of 387 feet, Marion County receives approximately 56.4 inches of rainfall annually with predominantly clay loam soil. Summer highs average 93°F, 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. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Spinach root diseases.

Marion County, AL (Zone 7b) Long season
224 days
Last Spring Frost March 26
224 growing days
First Fall Frost November 5

Marion County Soil Profile

Soil Type

Clay Loam

Soil pH

5.5-6.8

Drainage

Well Drained

Monthly Watering Guide for Spinach

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

Month Spinach Needs Rainfall You Supplement Action
Jan 4.9" 0" ❄️ Dormant
Feb 4.5" 0" ❄️ Dormant
Mar 4.3" 4.8" 0" ✅ Rainfall sufficient
Apr 4.3" 4.9" 0" ✅ Rainfall sufficient
May 4.3" 4.3" 0" ✅ Rainfall sufficient
Jun 4.3" 4.5" 0" ✅ Rainfall sufficient
Jul 4.3" 5.9" 0" ✅ Rainfall sufficient
Aug 4.3" 6.1" 0" ✅ Rainfall sufficient
Sep 4.3" 4.6" 0" ✅ Rainfall sufficient
Oct 4.3" 3.1" 1.2" 💧 Light watering
Nov 4.3" 4.3" 0" ✅ Rainfall sufficient
Dec 4.4" 0" ❄️ Dormant

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

Spinach Planting Timeline — Marion County, AL

Spinach Planting Calendar

Activity When Date Range
Start Indoors February 19 Feb 19 – Mar 5
Transplant Outdoors March 26 Mar 26 – Apr 9
Direct Sow March 12 Mar 12 – Apr 2
Harvest April 30 Apr 30 – Jul 2
Fall Sowing August 27 Aug 27 – Sep 10

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

35–50 days

🧪 Soil pH

Needs 6.5–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 7b

📆 Growing Season

224 days in Marion County

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

Check more plant combinations with our Companion Planting Checker →

🌾 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 35°F, under 45% humidity.

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

Frequently Asked Questions

When should I plant Spinach in Marion County, AL?

Marion County is in Zone 7b with an average last frost of March 26. Plan your Spinach planting based on this frost date — see the calendar above for exact timing.

What planting zone is Marion County, AL?

Marion County, Alabama is in USDA Hardiness Zone 7b. The average last spring frost is March 26 and first fall frost is November 5.

When should I plant Spinach in Marion County, AL?

In Marion County, AL, plant Spinach after the last frost (around March 26) and before the first frost (around November 5). Best results when soil holds above 50°F.

What growing zone is Marion County, AL for Spinach?

Marion County sits in USDA Zone 7b. Spinach grows reliably in zones 2a through 10b, so it's a good fit here.

Can Spinach grow in Marion County's climate?

Yes — Spinach grows well in Marion County's temperate climate. Marion County averages a 224-day frost-free season, with last frost around March 26 and first frost around November 5.

🌱

Your Marion County Garden Planner — Free

A 22-page printable planner built for Marion County (Zone 7b). 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 Marion County, AL. Local conditions may vary. Last updated: June 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.