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When to Plant Spinach in Lumpkin County, GA

Lumpkin County, Georgia Zone 8a May

Your May planting checklist for Lumpkin County, Georgia

May is a pivotal month for Lumpkin County, Georgia gardens. Focus on these tasks first and you'll set up the rest of the season for success.

Avg. last frost March 27
Avg. first frost November 6
Soil temp (4") 70°F
Watering Low
Pest pressure Moderate
Daylight 13.8 hrs
  1. Get spinach seeds going inside

    A seed-starting mix and a sunny window (or a grow light) are all you need. Keep soil warm — around 70°F — for fast germination.

  2. Harvest spinach as they ripen

    Don't tug. Use scissors or pruners for clean cuts — torn stems invite disease.

Coming up in June — start thinking about
  • First harvests: spinach

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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.

Lumpkin County, Georgia is in USDA Zone 8a. The average last spring frost is March 27 and the first fall frost is November 6, giving you a growing season of approximately 224 days.

At an elevation of 147 feet, Lumpkin County receives approximately 48.5 inches of rainfall annually with predominantly clay loam soil. Summer highs average 92°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.

Lumpkin County, GA (Zone 8a) Long season
224 days
Last Spring Frost March 27
224 growing days
First Fall Frost November 6

Lumpkin County Soil Profile

Soil Type

Clay Loam

Soil pH

5.8-6.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (125 days to spare)
Start indoors: Feb 11 Transplant: Mar 18 🍅 Harvest: Apr 22 – Jun 24
Recommended (50%) ✓ Fits season (126 days to spare)
Start indoors: Feb 20 Transplant: Mar 27 🍅 Harvest: May 1 – Jul 3
Safe Start (90%) ✓ Fits season (121 days to spare)
Start indoors: Mar 21 Transplant: Apr 25 🍅 Harvest: May 30 – Aug 1

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.

Soil Compatibility in Lumpkin County

How your county's soil matches Spinach's growing requirements.

Soil pH

Your soil pH (5.8–6.6) is more acidic than Spinach prefers (6.5–7.5). Add garden lime to raise pH.

Soil Texture

The clay loam soil in Lumpkin County is excellent for Spinach — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.8%). Annual compost additions will help Spinach.

How to Plant Spinach

0.5"
Planting Depth
6"
Between Plants
12"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Succession Planting Spinach

7
successive plantings in your 224-day season

Sow every 4 weeks. Last sowing by Sep 17 to harvest before frost.

For a dedicated fall crop, sow by Aug 28.

Plant Water Budget

Plant needs
0.7″/week
Rainfall provides
0.9″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft

Monthly Watering Guide for Spinach

Spinach needs approximately 0.7 inches of water per week (3" per month). Here's how your county's rainfall compares month by month.

Month Spinach Needs Rainfall You Supplement Action
Jan 4.5" 0" ❄️ Dormant
Feb 3.7" 0" ❄️ Dormant
Mar 3" 4.6" 0" ✅ Rainfall sufficient
Apr 3" 3.6" 0" ✅ Rainfall sufficient
May 3" 4.2" 0" ✅ Rainfall sufficient
Jun 3" 4.7" 0" ✅ Rainfall sufficient
Jul 3" 4.3" 0" ✅ Rainfall sufficient
Aug 3" 4.4" 0" ✅ Rainfall sufficient
Sep 3" 3.4" 0" ✅ Rainfall sufficient
Oct 3" 3.3" 0" ✅ Rainfall sufficient
Nov 3" 3.6" 0" ✅ Rainfall sufficient
Dec 4.3" 0" ❄️ Dormant

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

Spinach Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Spinach needs ~808 GDD — county provides 4,256 GDD Excellent fit

Spinach Planting Timeline — Lumpkin County, GA

Spinach Planting Calendar

Activity When Date Range
Start Indoors February 20 Feb 20 – Mar 6
Transplant Outdoors March 27 Mar 27 – Apr 10
Direct Sow March 13 Mar 13 – Apr 3
Harvest May 1 May 1 – Jul 3
Fall Sowing August 28 Aug 28 – Sep 11

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
May Harvest
June Harvest
July Harvest
August Fall Sowing
September Fall Sowing
October
November
December

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

0.7"/week · Natural rainfall sufficient

📅 Days to Maturity

35–50 days

🧪 Soil pH

Needs 6.5–7.5 · Your soil: too_acidic

🗺️ USDA Zone

Zone 8a

📆 Growing Season

224 days in Lumpkin County

Growing Tips for Spinach in Lumpkin County

Direct sow Spinach outdoors after March 27 in Lumpkin County when soil has warmed and frost danger has passed.

With Lumpkin County's clay soil (29% clay), work in 3-4 inches of compost before planting Spinach. Avoid tilling when soil is wet to prevent compaction.

Summer highs in Lumpkin County reach 92°F — grow Spinach as a spring or fall crop. Use shade cloth if planting in summer.

Your generous 224.0-day season in Lumpkin County allows multiple plantings of Spinach. Sow every 17.0 days for continuous harvest.

General growing tips

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.

Recommended Spinach Varieties for Lumpkin County

Slow-bolting spinach for warm springs — best as fall crop here

Bloomsdale Long Standing Tyee Space

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 Lumpkin County, GA?

Lumpkin County is in Zone 8a with an average last frost of March 27. Plan your Spinach planting based on this frost date — see the calendar above for exact timing.

What planting zone is Lumpkin County, GA?

Lumpkin County, Georgia is in USDA Hardiness Zone 8a. The average last spring frost is March 27 and first fall frost is November 6.

🌱

Your Lumpkin County Garden Planner — Free

A 24-page printable planner built for Lumpkin 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 Lumpkin County, GA. Local conditions may vary. Last updated: May 2026.

Sources & credits

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