Hamamelis x intermedia
'Arnold Promise'
Arnold Promise Witch Hazel or Hamamelis
| Family |
| Hamamelidaceae |
| Genus |
| Hamamelis |
| Species |
| x intermedia |
| Cultivar |
| 'Arnold Promise' |
| Category |
| Woody |
| Type |
| Shrub (deciduous) |
| Pronunciation |
| USDA Hardiness Zone |
| 5 |
| Canadian Hardiness Zone |
| 6a |
| RHS Hardiness Zone |
| H7 |
| Temperature (°C) |
| -51 - (-21) |
| Temperature (°F) |
| -60 - (-5) |
| Height |
| 2.5 - 4 m |
| Spread |
| 2.5 - 4 m |
| General Description |
| Large deciduous shrub with a open habit. |
| Landscape |
| Flower borders and informal gardens. |
| Cultivation |
| Best grown in acid to neutral well drained soil. |
| Growth |
| Medium |
| ID Characteristic |
| Broad ovate leaves with small bright yellow flowers. |
| Pests |
| No major issues. |
| Propagation |
| The plant can be propagated through softwood cuttings, or it can be grafted in the winter. When propagating via softwood cuttings, keep cuttings moist for 8-10 weeks, with bottom heat of 20 °C either under mist or in a high humidity environment until well rooted, transplant into individual containers to grow on. Otherwise, grafting takes place onto the rootstock of Hamamelis virginiana. |