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