R. 'Grand Mystery'
Rhododendron Hybrid
| Hybridized By | Marchant, H. |
| Seed Parent | R. macabeanum |
| Pollen Parent | ? |
| Introduced | 1988 |
| 10 Year Height | 200 cm. (7ft.) |
| Bloom Time | ? |
| Flower | funnel-campanulate |
| Flower Color | ? |
| Fragrance | ? |
| Leaves | elliptic |
| Leaf persistence | ? |
| Plant Hardiness | ? |
| Flower Bud Hardiness |
? |
| Registration | Registered |