Japanese Maple 'Dissectum Garnet' The beautiful, dark red leaved Japanese Maple (Acer palmatum 'Garnet Dissectum') shrub is very striking in any garden. Distinctive for its magnificent, slender, dark red leaves. The fabulous colourful foliage of Garden Shrubs, Garden Trees, Garden Pots, Garden Landscaping, Small Trees For Garden, Back Gardens, Small Gardens, Trees And Shrubs, Trees To Plant