Floating Cloud Japanese Maple
Acer palmatum 'Ukigumo' · Deciduous Broadleaf Hardwood
Plant Family
Sapindaceae
Tree Category
Ornamental / Flowering
Variety / Cultivar
'Ukigumo' (Floating Cloud)
Hardiness Zones
USDA Zones 5-8. Cold hardy to approximately -15°F (-26°C) but sensitive to hot, drying winds.
About This Tree
A slow-growing deciduous tree or large shrub known for its light, airy appearance. It typically features an upright, rounded to vase-shaped form with delicate branches that create a layered effect. Known for its extreme variegation that fluctuates with age and weather.
Leaf Characteristics
Simple, 5-7 lobed palmate leaves. Deeply cut margins. Emerging leaves are soft pink, maturing to a light green heavily speckled or blotched with white and cream. Arrangement is opposite.
Bark Characteristics
Initially smooth and green or slightly reddish on young wood; matures to a gray or grayish-brown with subtle vertical fissures.
Growing Information
Origin Region
Native to Japan, Korea, and China; widely adapted to temperate garden climates worldwide.
Growing Season
Buds swell in early spring; leaves emerge pinkish-white in spring, maturing to variegated white/green in summer; enters dormancy in late autumn after turning yellow to peach.
Sunlight & Water Needs
Partial shade is preferred (dappled light) to prevent leaf scorch. Requires consistently moist, well-drained, slightly acidic soil. Low drought tolerance.
Mature Size
Height: 8-12 feet; Spread: 6-8 feet. Growth rate is slow. Lifespan can exceed 50-60 years with proper care.
Special Characteristics
Renowned for its 'floating cloud' variegation effect. High ornamental value for small gardens, containers, or zen gardens. Good resistance to most common maple diseases if air circulation is adequate.
Wildlife & Ecology
Provides nesting sites for small songbirds. Flowers attract early spring pollinators like bees and hoverflies. Seeds (samaras) provide a small food source for squirrels and local birds.