Amagi shigure is a slow-growing, upright Japanese maple with bright brick-red leaves with prominent black veins. Fall color is vivid orange, red and purple. One of the most exciting discoveries from Japan. The color of this maple is so outstanding Amagi shigure is also called Purple Passion. Prefers sun/partial shade in well-drained soil. 6' tall x 3' wide in 10 years. Hardy to -20 degrees. USDA zone 5.