Acer palmatum
'Sango-kaku'
Sango-kaku Coral-bark Maple, Sango-kaku Japanese Maple
| Family |
| Sapindaceae |
| Genus |
| Acer |
| Species |
| palmatum |
| Cultivar |
| 'Sango-kaku' |
| Category |
| Woody |
| Type |
| Tree (deciduous), Shrub (deciduous) |
| USDA Hardiness Zone |
| 6 - 7 |
| Canadian Hardiness Zone |
| 6b |
| RHS Hardiness Zone |
| H6 |
| Temperature (°C) |
| -20 to -15 |
| Temperature (°F) |
| 4 to 5 |
| Height |
| 4 m - 8 m |
| Spread |
| 2.5 m - 4 m |
| General Description |
| 'Sango-Kaku' can be either a small deciduous tree or a large shrub. The leaves appear in spring as pinkish-yellow before changing to light green then yellow-gold in autumn. |
| Cultivation |
| Moist but well-drained soil. The plant prefers partial shade but can tolerate full-sun with extra care. |
| Shape |
| Hemispherical. |
| Growth |
| Slow |
| Habitat |
| Horticultural origin. |
| Bark/Stem Description |
| Smooth, greenish-grey or light brown in colour with greyish-green glabrous branchlets. |
| Flower/Leaf Bud Description |
| Conical, purplish-red with 5 pairs of scales. |
| Leaf Description |
| Suborbicular, thin, 5-7 lanceolate lobes with a cordate to subtruncate base, 3-6 x 4-8 cm. |
| Flower Description |
| The flowers are clustered 10-20, forming a raceme. Individual flowers have 5 reddish purple sepals and 5 pale yellow to pinkish-white petals. |
| Fruit Description |
| Winged samaras, elliptic-convex, veined nutlets, produced in September. |
| Notable Specimens |
| Lanhydrock Gardens, Cornwall, United Kingdom. Trebah Garden Trust, Mawnan Smith, Falmouth, Cornwall, United Kingdom. |
| Propagation |
| Propagate by grafting or softwood cuttings. |