Johin (Acer shirasawanum ‘Johin’) Posted on April 10, 2012 by Lucile Whitman Johin (Acer shirasawanum 'Johin') johin has deeply indented leaves which come out purple in the spring. Color is best (my opinion) in fall when the leaves turn bright orange/red/purple Size: Graft Price: $19.00 Size: 1 gallon Price: $35.00 Size: Field grown Price: $130.00