Genus Acer Species buergeranum Cultivar Common Name Trident Maple Patent ID Height 25 to 30 Feet Spread 20 to 25 Feet Habit Oval to rounded, irregular crown. Slow growth rate. Zone 4 to 9 Culture Full sun to partial shade. Flower Flower Color Foliage 3 inch wide, tri-lobed, glossy green. Shades of red, orange and yellow in fall. Deciduous. Category: Shade Tree Description Attractive orange-brown peeling bark. Exellent street tree, and highly valued for bonsai.