The Story
Plant Bio
Asarum kumageanum, known as Frosted Jade, is a low-growing perennial with heart-shaped, glossy green leaves that often display silvery markings, producing small, bell-shaped flowers beneath the foliage.
This cultivar is distinguished by its striking frosted appearance on the leaf surface, creating a shimmering effect that enhances its ornamental appeal in shaded garden settings.
Uses & Benefits:
Essentials
At a Glance
Plant Type
Groundcover
Height
6 inches
Width
12 inches
Light
Partial Sun, Shade
Zones
7, 8
Water
Moist, well-drained soil
Humidity
Prefers humid conditions
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 or division into prepared soil in early spring
- Water thoroughly after planting to settle soil
- Mist cuttings regularly to maintain humidity
- Mulch lightly to retain moisture
- Fertilize with balanced organic fertilizer in spring
- Monitor for pests and treat organically if needed
Pro Tip
Plant in shaded, moist, well-drained soil for best results
Keep It Thriving
Care Guide
Do
- Water regularly to keep soil moist
- Apply mulch to conserve moisture 🌱
- Prune lightly after flowering
Don't
- Avoid direct sunlight which can scorch leaves ❌
- Don’t let soil dry out completely
- Avoid heavy fertilization
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mulch | ||||||||||||
| Pest Check | ||||||||||||
| Plant |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Multiply
Propagation Methods
Good to Know
Common Questions
Frosted Jade Japanese Wild Ginger questions
What zones can Frosted Jade Japanese Wild Ginger grow in?
Frosted Jade Japanese Wild Ginger is hardy in USDA Zones 7–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Frosted Jade Japanese Wild Ginger deer resistant?
Yes — Frosted Jade Japanese Wild Ginger is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Frosted Jade Japanese Wild Ginger bloom?
Frosted Jade 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 Frosted Jade Japanese Wild Ginger need full sun?
Frosted Jade Japanese Wild Ginger does best in part shade.
More Asarum to compare
Arrowleaf Ginger
Asarum arifolium 'Spreading Form'
Cahaba River Wild Ginger
Asarum shuttleworthii 'Cahaba River'
Canadian Wild Ginger
Asarum canadense
Asteroid Sixlobed Wild Ginger
Asarum hexalobum 'Asteroid'
Faurie's Wild Ginger
Asarum fauriei 'Galaxy'
Harper's Wild Ginger
Asarum harperi 'Eco Dark Heartlet'
Keep exploring
Explore the genus
Hardy in your zone?
Grow Frosted Jade Japanese Wild Ginger with confidence
See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.