Makes a perfect shade tree for animals and as a lawn specimen in larger-sized gardens. Withstands moderate coastal and cold winds. Large-lobed, bronze-green leaves are purple underneath. Yellow autumn leaves. Acer pseudoplatanus ‘Purpureum’ (Purple Sycamore Maple) is a deciduous tree that grows at a fast rate to reach 6m (H) x 6m (W) in 10 years.