Amur Corktree

Amur Corktree (Phellodendron amurense)

Fast-Growing Shade Tree for Ontario and Eastern Canada (Zones 4–7)

Quick Expert Summary

The Amur Corktree (Phellodendron amurense) is a fast-growing, very cold-hardy tree ideal for Ontario and Eastern Canada (Zones 4–7). It typically grows 2–3 ft per year (60–90 cm) and reaches 30-40 ft (9-12 m) at maturity. Best for shade, urban planting, and large landscapes, it offers attractive cork-like bark and golden fall colour along with excellent adaptability to a wide range of soils and urban conditions.

Why Choose Amur Corktree for Ontario and Eastern Canada?

A tough, fast-growing shade tree that thrives in cold climates and urban environments while providing unique bark texture and seasonal colour.

• Hardiness: Zone 4 (Ideal for Ontario and Eastern Canada Zones 4–7)
• Growth Rate: Fast
• Best For: Shade, ornamental planting, urban landscapes
• Maintenance: Low once established
• Key Feature: Fall colour and cork-textured bark
• Native / Non-native: Native to northeastern Asia, widely planted in Canada

It adapts well to:

• Well-drained soils
• Average to moderately moist soils
• Clay, loam, sandy, or humus-rich soils
• Urban and suburban environments
• Cold climates, snow load, and variable soil conditions

Tree Specifications

Is Amur Corktree Right for Your Yard?

Choose Amur Corktree if:

• You want fast shade within 5–7 years
• You have a medium to large yard
• You live in Zone 4–7
• You want a unique ornamental tree with textured bark
• You need a tree for urban or suburban planting

Not ideal if:

• Your yard is very small (moderate spread)
• You need a narrow or columnar tree
• You are planting too close to foundations or sidewalks

Best Uses

• Backyard shade
• Urban street tree
• Large landscape planting
• Front yard focal tree
• Park and municipal planting

Why it works: Fast growth, wide canopy, and high adaptability make it ideal for creating shade quickly in both residential and urban environments.

What Makes Amur Corktree Special?

A distinctive ornamental tree valued for its texture, resilience, and seasonal appeal.

• Spring: Emergence of fresh green compound foliage
• Summer: Dense canopy providing ample shade
• Fall: Golden-yellow foliage adds seasonal colour
• Winter: Thick corky bark provides strong visual interest

Winter Survival in Ontario and Eastern Canada

Yes, Amur Corktree is hardy in Ontario and Eastern Canada Zones 4–7 and tolerates typical Canadian winter conditions including snow load and freezing temperatures.

First-year tip:

• Add 2–3 inches of mulch
• Water deeply before the first hard frost
• Protect from strong winds in exposed areas

Planting Guide for Ontario and Eastern Canada

Best planting time:

• Spring (April–June)
• Early fall (September–October)

Spacing:

• 20–25 ft from foundations
• 25–35 ft between trees

Watering (first year):

• Water deeply once per week
• Adjust based on rainfall and soil drainage

Quick Answers (FAQ)

How fast does Amur Corktree grow in Ontario?
Typically 2–3 ft per year in good conditions.

Is it cold hardy in Ontario?
Yes. It is hardy to Zone 4 and performs well in Zones 4–7.

Does it need another tree for pollination?
No, it does not require another tree.

Are the roots invasive?
No, roots are generally not invasive, but allow 20–25 ft spacing from structures.

Is it messy?
Low to moderate—fruit may drop but is usually not a major issue.

Compare With Similar Trees

Shipping Across Quebec, Ontario and Atlantic Provinces

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