R. 'Marietta'
Rhododendron Hybrid
| Hybridized By | Hachmann, Hans |
| Seed Parent | R. 'Tosca' |
| Pollen Parent | R. degronianum ssp yakushimanum 'Koichiro Wada' |
| Introduced | 1968 |
| 10 Year Height | 100 cm. (3ft.) |
| Bloom Time | late midseason |
| Flower | ? |
| Flower Color | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | H4 |
| Status | IRRC registered. |
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