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Kalopanax pictus (Castor aralia)

Beginner
skill rating
1 hour care
per year
25m
Max height
20m
Max spread
20-50 years
To maturity
Low
Toxicity

Plant details

Botanical name

Kalopanax pictus

Other names

Castor aralia

Genus

Kalopanax Kalopanax

Species

K. pictus - K. pictus is a tall deciduous tree with an upright habit, open, prickly branches bearing simple large leaves, which turn yellow to red in autumn; white flower panicles followed by small black fruit in autumn.


Kalopanax pictus is: Deciduous

Habit

Broad-crowned

Toxicity

Ingestion may cause severe discomfort.

Flower

White in Autumn

Foliage

Dark-green in Summer; Reddish-brown in Autumn

How to care

Watch out for

Pests

Attracts a large number of bees and birds enjoy the fruit.

Specific pests

Leaf mining moths Leaf mining moths

Coral spot , Canker , Leaf spot Coral spot , Canker , Leaf spot

General care

Propagation methods

Grafting, Seed


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Where to grow

Kalopanax pictus (Castor aralia) will reach a height of 25m and a spread of 20m after 20-50 years.

Suggested uses

Architectural, Low Maintenance, Specimen tree, Wildlife, Woodland

Cultivation

Grow in well-drained soil. Large tree only really suitable for very large gardens.

Soil type

Chalky, Clay, Loamy, Sandy (will tolerate most soil types)

Soil drainage

Moist but well-drained, Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Partial Shade, Full Sun

Aspect

North, South, East, West

Exposure

Exposed, Sheltered

UK hardiness Note: We are working to update our ratings. Thanks for your patience.

Hardy (H4)

Companion plants

We do not currently have companion plants added for this plant.

Botanical name

Kalopanax pictus

Other names

Castor aralia

Genus

Kalopanax Kalopanax

Species

K. pictus - K. pictus is a tall deciduous tree with an upright habit, open, prickly branches bearing simple large leaves, which turn yellow to red in autumn; white flower panicles followed by small black fruit in autumn.

Foliage

Deciduous

Habit

Broad-crowned

Toxicity

Ingestion may cause severe discomfort.


Colour

Flower

White in Autumn

Foliage

Dark-green in Summer; Reddish-brown in Autumn


How to care

Watch out for

Pests

Attracts a large number of bees and birds enjoy the fruit.

Specific pests

Leaf mining moths

Specific diseases

Coral spot , Canker , Leaf spot

General care

Propagation methods

Grafting, Seed


Monthly care advice


Where to grow

Kalopanax pictus (Castor aralia) will reach a height of 25m and a spread of 20m after 20-50 years.

Suggested uses

Architectural, Low Maintenance, Specimen tree, Wildlife, Woodland

Cultivation

Grow in well-drained soil. Large tree only really suitable for very large gardens.

Soil type

Chalky, Clay, Loamy, Sandy (will tolerate most soil types)

Soil drainage

Moist but well-drained, Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Partial Shade, Full Sun

Aspect

North, South, East, West

Exposure

Exposed, Sheltered

UK hardiness Note: We are working to update our ratings. Thanks for your patience.

Hardy (H4)

USDA zones

Zone 8, Zone 7, Zone 6, Zone 5, Zone 4

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This plant likes... Garden match
Soil types: Chalky, Clay, Loamy, Sandy (will tolerate most soil types) Tell us...
Soil drainage: Moist but well-drained, Well-drained Tell us...
Soil pH: Acid, Alkaline, Neutral Tell us...
Light: Partial Shade, Full Sun Tell us...
Aspect: North, South, East, West Tell us...
Exposure: Exposed, Sheltered Tell us...
Hardiness: Hardy (H4) Tell us...

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