Aristea major
great blue flower-rod
| Family |
| Iridaceae |
| Genus |
| Aristea |
| Species |
| major |
| Category |
| Perennials |
| Synonyms |
| Aristea major, Aristea thyrsiflora |
| USDA Hardiness Zone |
| 9 |
| Canadian Hardiness Zone |
| 9a or greater |
| RHS Hardiness Zone |
| H3 |
| Temperature (°C) |
| (-5) - 1 |
| Temperature (°F) |
| 23 - 34 |
| Height |
| 1 - 1.5 m |
| Spread |
| 0.5 - 1 m |
| General Description |
| Aristea major is an evergreen perennial with linear leaves and upright flower spikes blooming purple-blue in the summer. |
| Landscape |
| Container plant, flower bed, flower border. |
| Cultivation |
| Grow in a well-drained, loamy soil in full sun. |
| Shape |
| Clump-forming. |
| Growth |
| Medium |
| Pests |
| No notable pests or diseases. |
| Notable Specimens |
| Trengwainton garden, Madron, Cornwall, United Kingdom. |
| Propagation |
| Propagate by seed. |