Description
🌳 Oisami Full Moon Maple
The Oisami Full Moon Maple (Acer japonicum ‘Oisami’) is a striking deciduous ornamental tree prized in landscapes and gardens for its bold foliage and dramatic seasonal colours. This cultivar is part of the Full Moon Maple group, named for its large, rounded palmate leaves that often resemble the shape of a full moon.
🌿 Key Features
Botanical name: Acer japonicum ‘Oisami’
Common name: Oisami Full Moon Maple
Growth habit: Upright with an open, rounded crown.
Foliage: Large, orbicular green leaves (often 4–6″ in diameter) with 7–11 lobes.
Seasonal colour: Bright green in spring/summer; vivid fall colours including orange, yellow, red and gold make it a standout specimen tree.
🌱 Growth & Size
Mature size: Typically grows to about 15–25 ft (4.5–7.5 m) in height and width over many years, forming a medium‑sized tree.
Growth rate: Slow to moderate.
Hardiness: Suitable for USDA Zones ~5–9 (cold hardy but appreciates protection from extreme heat).
☀️ Growing Conditions
Light: Thrives in full sun to part shade; dappled shade can help prevent leaf scorch and may encourage larger leaf size.
Soil: Prefers well‑drained, humus‑rich soils but is adaptable to a variety of garden soils.
Moisture: Likes consistent moisture without waterlogging.
🌏 Landscape Uses
An excellent specimen or focal tree in gardens, patios, or entryways.
Works beautifully in woodland gardens or mixed plantings where its fall colour can stand out.
Ideal for gardeners who want a seasonal colour highlight without a large shade tree.








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