How to Grow Good King Henry

Wikipedia

Good King Henry

Chenopodium bonus-henricus

vegetable

Good King Henry is a perennial leafy green vegetable native to Europe, belonging to the amaranth family. It produces tender, spinach-like leaves and edible flower shoots that can be harvested year after year. This hardy, cold-tolerant plant is increasingly popular among permaculture gardeners for its nutritional value and minimal maintenance requirements.

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Example Good King Henry timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Good King Henry

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Good King Henry

    Around Jun 26

    ≈ 70 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Good King Henry dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun to partial shade; 4-6 hours of sunlight daily
💧
Water: Moderate watering; keep soil consistently moist but not waterlogged. Drought-tolerant once established. Water more frequently during hot, dry periods.
📏
Spacing: 18 inches
📅
Days to maturity: 70-90 days for first harvest; perennial production thereafter
🌱
Planting depth: 0.5

Soil

Type: Well-draining loamy soil, tolerates poor soil conditions
pH: 6.0-7.0
Amendments:
Compost or well-rotted manure Aged organic matter Mulch to retain moisture

Growing Zones

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Thrives in zones 3-8; extremely cold-hardy and prefers cooler climates

3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b

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Growth Stages

1

Seedling

3-4 weeks

Small plants with 2-4 true leaves, tender and delicate

Keep soil consistently moist; protect from harsh direct sun if grown indoors initially; thin seedlings to proper spacing

2

Establishment

4-6 weeks

Plants develop deeper roots and fuller rosette of leaves; 6-12 inches tall

Reduce watering frequency as plants mature; apply mulch around base; avoid fertilizer excess

3

Vegetative Growth

Ongoing, 2+ months before first major harvest

Mature rosette of deep green, arrow-shaped leaves; plant becomes bushy and robust

Begin light leaf harvesting; maintain consistent moisture; side-dress with compost in spring

4

Flowering & Shoot Production

4-8 weeks in spring

In spring of second year and beyond, tender flower shoots emerge from the center; small yellowish-green flowers develop

Harvest shoots when 4-6 inches tall and tender; allow some shoots to flower for plant vigor and self-seeding

5

Perennial Production

Years 2+ indefinitely

Established plant produces leaves and shoots year after year with minimal intervention

Cut back plant in late fall; apply compost or mulch annually; divide crowns every 3-4 years to rejuvenate

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Spinach Chard Brassicas (in tight spaces) Fennel

Common Pests

  • Spray with strong water jet; use neem oil or insecticidal soap; encourage beneficial insects like ladybugs

  • and

    Hand-pick; use beer traps; apply diatomaceous earth; mulch with coarse materials; encourage ground beetles

  • Remove affected leaves; use row covers; apply spinosad if severe; encourage natural predators

  • Use row covers on young plants; apply neem oil; encourage beneficial insects; avoid overhead watering

Uses

🍳

Spinach Substitute & Greens

Culinary

Young leaves taste similar to spinach with a slightly nutty flavor and can be eaten raw in salads or cooked. The tender spring shoots are a delicacy, steamed or lightly sautéed like asparagus, with a delicate asparagus-like flavor. [source]

💊

Traditional Herbal Remedy

Medicinal

Historically used in European folk medicine to support digestive health and as a mild laxative. The plant contains saponins and other compounds with potential immune-supporting properties. [source]

🏠

Nutritious Perennial Crop

Household

As a perennial vegetable, Good King Henry provides years of harvests from a single planting, reducing garden labor and input costs. Rich in vitamins A, C, and minerals including iron and magnesium. [source]

🎨

Permaculture & Edible Landscaping

Craft

Excellent choice for permaculture gardens, food forests, and perennial polyculture systems due to its hardiness, self-seeding ability, and minimal maintenance needs once established. [source]

🦋

Pollinator & Wildlife Support

Wildlife

Flowering shoots attract bees and other pollinators; plants allowed to set seed provide food for birds and insects throughout the season and beyond. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Begin harvesting outer leaves when plant is 4-6 inches tall, about 70-90 days after planting. Pinch off individual leaves or cut entire stems 2 inches above soil level. In spring of subsequent years, harvest tender flower shoots when 4-6 inches tall by snapping them off at the base. Harvest in the morning for best flavor. Regular harvesting encourages bushier growth and sustained production. Do not strip the plant bare; always leave enough foliage for continued growth. The plant will regrow leaves multiple times per season.

Fun Facts

  • 🌱 Good King Henry is named after Henry VIII of England, though the plant itself originated in Central Europe and was naturalized throughout England by the 16th century.
  • 🌱 The plant is also called 'Fat Hen' or 'Lincolnshire Spinach' and has been cultivated for over 2,000 years as a food crop across Europe.
  • 🌱 Good King Henry can self-seed prolifically, and in permaculture gardens it often naturalize and spread, becoming a quasi-wild perennial food source that requires minimal tending.

Gardening Terms

New to gardening? Learn about terms used in this guide:

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