The Story
Plant Bio
Cryptomeria japonica, or Japanese Cedar, is a large, evergreen coniferous tree with a pyramidal shape. It features soft, awl-shaped needles and reddish-brown, shredding bark.
'Radicans' is a popular cultivar selected for its fast growth rate, dense branching, upright columnar habit, and resistance to winter browning (bronzing). It is an excellent choice for privacy screens.
Uses & Benefits:
Essentials
At a Glance
Plant Type
Tree
Height
420 inches
Width
216 inches
Light
Full Sun, Partial Sun
Zones
5, 6, 7, 8
Water
Medium
Humidity
Prefers high humidity
Lifespan
Long-lived tree
Native To
Japan
Toxicity
Non-toxic
Marketplace
Where to Buy
Shipping costs Year-round shipping Free shipping
Planting
How to Grow
- Choose a site with full sun to light shade and protection from winter winds.
- Ensure the soil is moist, acidic, and well-drained.
- Dig a hole twice the width of the root ball.
- Set the tree so the top of the root ball is level with the surrounding soil.
- Backfill with soil and water deeply to settle.
- Mulch to the drip line, keeping it away from the trunk.
Pro Tip
Protect from harsh, drying winter winds, especially when young, to prevent any potential winter burn.
Keep It Thriving
Care Guide
Do
- Provide consistent water, especially during establishment and dry periods.
- Give it enough space to reach its mature size.
- Mulch well to keep roots cool and moist.
- Site it where its graceful form can be appreciated.
Don't
- Don't plant in heavy, wet clay or very dry, sandy soil.
- Don't allow it to dry out in its first few years.
- Don't prune heavily, as it has a beautiful natural form.
- Don't plant in high pH (alkaline) soils.
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fertilize | ||||||||||||
| Mulch | ||||||||||||
| Plant |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Companion Plants
Multiply
Propagation Methods
Good to Know
Common Questions
Radicans Japanese Cedar questions
What zones can Radicans Japanese Cedar grow in?
Radicans Japanese Cedar is hardy in USDA Zones 5–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Radicans Japanese Cedar deer resistant?
Yes — Radicans Japanese Cedar is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
Does Radicans Japanese Cedar need full sun?
Radicans Japanese Cedar does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
More Cryptomeria to compare

Golden Japanese Cedar
Cryptomeria japonica 'Elegans Aurea'

Japanese Cedar Sekkan
Cryptomeria japonica 'Sekkan'

Japanese Cedar Yellow Twig
Cryptomeria japonica 'Yellow Twig'

Mitama Japanese Cedar
Cryptomeria japonica 'Mitama'

Japanese Cedar Jindai
Cryptomeria japonica 'Jindai'

Japanese Cedar Taisho Tamasugi
Cryptomeria japonica 'Taisho Tamasugi'
Keep exploring
Explore the genus
Hardy in your zone?
Grow Radicans Japanese Cedar 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.



















