Species

tree RHS Award

Kanzan Cherry

The Story

Plant Bio

Japanese flowering cherries (Prunus serrulata) are deciduous trees prized for their profuse, showy spring blossoms. They are native to Japan, Korea, and China and have a long history in cultivation.

'Kanzan' is a vigorous, vase-shaped tree with stiff, ascending branches. It is noted for its profuse, double, deep pink flowers and coppery-bronze new leaves. It is sterile and does not produce fruit.

Uses & Benefits:

Prunus saccharinum Kanzan offers stunning spring blossoms, enhancing visual appeal and fragrance in gardens and parks.

Provides shade and natural beauty, creating a peaceful environment.

Supports pollinators like bees and butterflies during blooming season.

SpeciesPrunus saccharinumSilver Maple

Essentials

At a Glance

Plant Type

Tree

Height

360 inches

Width

360 inches

Light

Full Sun

Zones

5, 6, 7, 8, 9

Water

Medium

Humidity

Average

Lifespan

15-25 years

Native To

Japan, China, Korea (species)

Toxicity

Leaves and stems are toxic to pets if ingested.

Bloom period

Mid spring – Late spring

In flower about 2 months of the year

Planting

How to Grow

Tuck young trees into a prepared planting hole with well-draining soil.
Water deeply after planting to settle the soil around roots.
Mist cuttings with water regularly to maintain humidity during propagation.
Mulch around the base to retain moisture and regulate soil temperature.
Prune the tree in late winter to shape and remove dead branches.
Fertilize in early spring with a balanced fertilizer for healthy growth.

Pro Tip

Choose a sunny location with well-draining soil for optimal flowering and growth.

Keep It Thriving

Care Guide

Do

Water consistently during dry spells 💧
Prune to maintain shape and remove dead wood ✂️
Apply mulch to conserve moisture and suppress weeds 🌱
Fertilize early spring for vigorous growth
Monitor for pests regularly

Don't

Avoid overwatering which can lead to root rot ❌
Don't neglect pruning, especially after flowering
Refrain from planting in poorly drained soil
Avoid using excessive fertilizer that can harm roots

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Fertilize
Mulch
Pest Check
Plant
Prune
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Elegant flowering specimen for courtyardsShowy border with fragrant blossomsSpecimen tree for a serene garden focal point

Companion Plants

Azaleas Japanese maples Hostas Ferns

Multiply

Propagation Methods

Good to Know

Common Questions

Kanzan Cherry questions

What zones can Kanzan Cherry grow in?

Kanzan Cherry is hardy in USDA Zones 5–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Kanzan Cherry deer resistant?

Not reliably. Deer may browse Kanzan Cherry, especially tender spring growth — plan on repellents or fencing where pressure is high.

When does Kanzan Cherry bloom?

Kanzan Cherry typically blooms in mid spring through late spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Kanzan Cherry need full sun?

Kanzan Cherry does best in full sun (6+ hours).