Acer Palmatum Osakazuki 10 Litre Pot

Acer palmatum ‘Osakazuki’ – A Legendary Scarlet Autumn Japanese Maple

Acer palmatum ‘Osakazuki’ is one of the finest Japanese maples for autumn colour, renowned for its spectacular, glowing scarlet-red foliage in autumn. Through spring and summer, it carries fresh green, finely shaped leaves, forming a graceful, spreading tree with an elegant branching structure. When autumn arrives, the entire canopy transforms into intense crimson and scarlet tones, creating one of the most dramatic seasonal displays of any ornamental tree.

With its classic form and unrivalled autumn colour, ‘Osakazuki’ is a standout specimen tree for gardens of all styles.

Why Grow Acer palmatum ‘Osakazuki’?

Outstanding Autumn Colour – Considered one of the best red autumn Japanese maples.

Fresh Green Summer Foliage – Clean, bright foliage through the growing season.

Elegant Growth Habit – Graceful, spreading structure.

Reliable Performance – Hardy and consistent year after year.

Low Maintenance – Slow-growing and easy to care for.

Height and Spread

Typically reaches 4–6m (13–20ft) in height with a similar spread over many years.

Where to Site Your Acer palmatum ‘Osakazuki’

• Specimen Planting: Ideal as a focal point

• Lawns and Open Borders: Allows full canopy display

• Japanese-Style Gardens: Perfect for tranquil landscapes

• Mixed Borders: Adds structure and seasonal drama

• Sheltered Gardens: Protects foliage from strong winds

How to Grow and Care

Soil – Prefers moist, well-drained, slightly acidic soil; avoid chalky or waterlogged conditions.
Light – Full sun to partial shade; best autumn colour in good light.
Watering – Water regularly while establishing; maintain even moisture levels.

Maintenance

Pruning – Minimal pruning; remove dead or crossing branches in winter.
Mulching – Mulch annually to retain moisture and protect roots.
Pests & Diseases – Generally healthy and problem-free.

Perfect Plant Combinations

• Shrubs: Azalea, Pieris, Rhododendron

• Perennials: Ferns, Hostas, Hakonechloa

• Evergreens: Bamboo, Box, Yew

• Groundcover: Shade-loving ground plants

Conclusion

Acer palmatum ‘Osakazuki’ is a classic Japanese maple offering elegant form, fresh green summer foliage, and unmatched scarlet autumn colour. Perfect as a specimen tree, it brings drama, beauty, and timeless appeal to any garden.