R. 'Vulcan Tetraploid'
Rhododendron Hybrid
| Synonyms | R. 'Vulcan Sun' |
| Hybridized By | Unknown |
| Seed Parent | R. Mars |
| Pollen Parent | R. griersonianum |
| 10 Year Height | 150 cm. (5ft.) |
| Bloom Time | ? |
| Flower | ? |
| Flower Color | ? |
| Fragrance | ? |
| Leaves | ? |
| Leaf persistence | ? |
| Minimum Hardiness | -15 C (5 F) |
| Additional Hardiness Info |
H5 |
| Registration | Unregistered |
