Acer palmatum 'Sango Kaku' http://www.coniferkingdom.com/Coral_Bark_or_Coral_Tower_Japanese_Maple_p/acer_palmatum_sango_kaku.htm This upright, spreading Japanese maple produces a fabulous show all four seasons. Red margins decorate the yellow-green spring leaves that gradually change to bright green in summer. Yellow-gold and apricot shades produce a striking fall show. 'Sango kaku' means "coral tower." It is also known by the common name: 'Coral Bark Maple'