groundcover

Japanese Wild Ginger

Asarum asaroides

The Story

Plant Bio

Asarum asaroides is a low-growing perennial groundcover with heart-shaped, evergreen leaves and distinctive, bell-shaped flowers that are typically brown or purple, blending seamlessly into woodland undergrowth.

This species is prized for its glossy, evergreen, heart-shaped leaves and unique, hidden flowers, making it an excellent groundcover for moist, shady woodland gardens.

Uses & Benefits:

Provides lush, evergreen groundcover with fragrant foliage, enhancing shaded garden areas.

Suppresses weeds in shady spots, reducing maintenance needs.

Supports local insect populations and maintains soil health in woodland gardens.

Essentials

At a Glance

Plant Type

Groundcover

Height

4 inches

Width

8 inches

Light

Partial Sun, Shade

Zones

6, 7, 8, 9

Water

Moderate

Humidity

Moderate

Lifespan

Perennial

Native To

Japan

Toxicity

Toxic if ingested

Bloom period

Early spring – Late spring

In flower about 3 months of the year

Planting

How to Grow

Tuck seeds into soil in early spring for best germination
Keep soil consistently moist during establishment
Mist cuttings regularly to promote rooting
Mulch around plants to retain moisture and suppress weeds
Divide clumps every 2–3 years in early spring
Transplant in fall or early spring for best results

Pro Tip

Ensure soil stays moist and well-drained for vigorous growth

Keep It Thriving

Care Guide

Do

Water regularly to keep soil moist 🌱
Mulch to conserve moisture and suppress weeds
Divide plants every few years for healthy growth
Provide partial to full shade for optimal health

Don't

Avoid overwatering which can cause root rot ❌
Do not expose to direct, harsh sunlight
Refrain from using heavy, clay-based soil without amendment

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Divide
Mulch
Plant

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Shade garden groundcoverWoodland borderFragrant underplanting

Companion Plants

Ferns Hostas Trilliums HeucheraSolomon's Seal

Multiply

Propagation Methods

Good to Know

Common Questions

Japanese Wild Ginger questions

What zones can Japanese Wild Ginger grow in?

Japanese Wild Ginger is hardy in USDA Zones 6–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Japanese Wild Ginger deer resistant?

Yes — Japanese Wild Ginger is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Japanese Wild Ginger bloom?

Japanese Wild Ginger typically blooms in early spring through late spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Japanese Wild Ginger need full sun?

Japanese Wild Ginger does best in part shade.