Spinach

Spinacia oleracea

Amaranthaceae · vegetables · Persia

EdibleLow Maintenance

About Spinach

A nutrient-packed cool-season green that grows quickly in spring and fall. Savoy, semi-savoy, and flat-leaf varieties each have different culinary uses. Bolt resistant varieties extend the harvest season.

Growing Conditions

☀️

Sun

Full Sun to Part Shade

💧💧

Water

Medium

🌱

Soil

Rich, Moist

📈

Growth Rate

Fast

🌸

Bloom Season

Spring, Fall

🌈

Bloom Color

Green (insignificant)

Size & Dimensions

Height

Spread

Hardiness Zone Range

Suitable for USDA Zones 2 through 11

Plant Details

Family	Amaranthaceae
Category	Vegetables
Native Region	Persia
Scientific Name	Spinacia oleracea

Care Tips

✓Plant 4-6 weeks before last frost.
✓Succession sow every 2 weeks.
✓Harvest outer leaves or cut entire plant.
✓Needs cool weather — bolts quickly in heat.

Fun Facts

★Popeye helped increase spinach consumption by 33% in the 1930s.
★The 'iron myth' stemmed from a misplaced decimal point in 1870s research.
★Actually rich in oxalates that reduce iron absorption.

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Data verified: 2026-04

USDA Plants Database Missouri Botanical Garden

Frequently Asked Questions

What USDA hardiness zones can Spinach grow in?

Spinach (Spinacia oleracea) thrives in USDA hardiness zones 2 through 11. This means it can tolerate winter temperatures typical of these zones. Check your local zone to ensure it is suitable for your area.

How much sun and water does Spinach need?

Spinach requires full sun to part shade and has medium water needs. It grows best in rich, moist soil. Regular watering is recommended, especially during dry periods.

How tall and wide does Spinach grow?

Spinach typically reaches 1' tall with a spread of 8". It has a fast growth rate and requires low maintenance. Plan your garden spacing accordingly to give it room to reach its full size.

Is Spinach deer resistant?

Spinach is not typically considered deer resistant. If deer are common in your area, consider protecting young plants with fencing or using deer repellent sprays during the growing season.

When does Spinach bloom and is it edible?

Spinach blooms in spring, fall, producing green (insignificant) flowers. Parts of this plant are edible and can be used in cooking or eaten fresh. It belongs to the Amaranthaceae family and is native to Persia.

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