Upright-growing, small tree which broadens with maturity. Attractive, large-green leaves are deeply-lobed. Purple winged flowers in spring. Stunning autumn colours of glowing-orange and red. Grow in sun or semi-shade. Protect from hot, drying winds. Acer pseudosieboldianum (Korean Maple) is a deciduous tree that grows at a moderate rate to reach 5m (H) x 4m (W) in 10 years.