Cool-Season Vegetable

When to Plant Spinach in Arkansas

Fast from seed to salad. Spinach bolts in heat, so plant early in spring and again in fall.

The Short Answer

Spinach are cold-tolerant and do well in Arkansas's humid climate. You can direct sow 6 weeks before your last frost — that's as early as Apr 5 - Apr 20 in Northern Arkansas. Arkansas gardeners can also plant a fall crop. Heavy clay in lowlands. Rocky soil in Ozarks. Raised beds recommended for drainage.

Arkansas Frost Dates

Your planting dates depend on which part of Arkansas you're in. Here are the frost date ranges by region:

Region Zones Last Frost (Spring) First Frost (Fall)
Northern Arkansas 6b, 7a Apr 5 - Apr 20 Oct 10 - Oct 25
Central Arkansas 7a, 7b Mar 25 - Apr 10 Oct 20 - Nov 5
Southern Arkansas 7b, 8a Mar 15 - Apr 1 Nov 1 - Nov 15

Spinach Planting Schedule for Arkansas

Northern Arkansas (Zones 6b, 7a)

Average last frost: Apr 5 - Apr 20 · Average first frost: Oct 10 - Oct 25

Direct Sow
6 wks before frost
Fall Planting
6 wks before first frost

Central Arkansas (Zones 7a, 7b)

Average last frost: Mar 25 - Apr 10 · Average first frost: Oct 20 - Nov 5

Direct Sow
6 wks before frost
Fall Planting
6 wks before first frost

Southern Arkansas (Zones 7b, 8a)

Average last frost: Mar 15 - Apr 1 · Average first frost: Nov 1 - Nov 15

Direct Sow
6 wks before frost
Fall Planting
6 wks before first frost

Growing Spinach in Arkansas

Spinach in Arkansas's Climate

Spinach is strictly cool-season in your warm climate. Sow from September through February. Your mild winter temperatures produce fast-growing, tender spinach without any frost protection needed. The season is short but productive. For warm-weather spinach alternatives, grow Malabar spinach — it's not true spinach but handles heat that real spinach cannot.

Soil Considerations for Arkansas

Heavy clay in lowlands. Rocky soil in Ozarks. Raised beds recommended for drainage.

Arkansas Climate & Growing Season

Hot, humid summers. Moderate winters. Good growing conditions for most vegetables. Spinach can handle frost well, which is an advantage in Arkansas's climate. You can push planting dates earlier in spring and extend into fall.

Growing season length varies across Arkansas: Northern Arkansas (6b, 7a) has a last frost around Apr 5 - Apr 20, while Southern Arkansas (7b, 8a) sees frost end around Mar 15 - Apr 1. This difference matters for spinach — adjust your planting dates to match your specific region.

Growing Tips

Direct sow as soon as soil can be worked in spring. For fall, plant 6-8 weeks before first frost.

Companion Planting

Plant spinach alongside these companions for better growth:

Strawberries Peas Radishes

The Bottom Line

Spinach can be grown successfully across Arkansas, but your exact planting dates depend on which region you're in. Northern Arkansas gardeners should plan around a Apr 5 - Apr 20 last frost, while those in Southern Arkansas can typically plant earlier. For exact dates based on your zip code, use our free planting date finder.

Related Guides

Spinach Growing Guide National planting guide with all states Arkansas Planting Calendar All plants for Arkansas Spinach in Alabama Alabama planting dates Spinach in Alaska Alaska planting dates Spinach in Arizona Arizona planting dates
Note: All dates are based on NOAA 30-year Climate Normals and represent historical averages, not predictions for any specific year. Always check your local weather forecast before planting frost-sensitive crops. Learn about our data sources.

Last reviewed: March 29, 2026

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