R. 'Happy Group'
Rhododendron Cultivar group
| Hybridized By | Rothschild, L. de |
| Seed Parent | R. 'Pauline' |
| Pollen Parent | R. griffithianum |
| Parentage Summary |
Seed parent is R. 'Pauline'; pollen parent is R. griffithianum. |
| Introduced | 1940 |
| 10 Year Height | ? |
| Bloom Time | midseason |
| Flower | ? |
| Flower Color | ? |
| Fragrance | ? |
| Leaves | ? |
| Leaf persistence | ? |
| Minimum Hardiness | ? |
| Registration | Registered |