R. 'Holstein'
Rhododendron Hybrid
| Hybridized By | Hachmann, Hans |
| Seed Parent | R. 'Humboldt' |
| Pollen Parent | R. catawbiense 'Catawbiense Grandiflorum' |
| Introduced | 1959 |
| 10 Year Height | 250 cm. (8ft.) |
| Bloom Time | ? |
| Flower | ? |
| Predominant Colour | ? |
| Leaves | ovate |
| Winter Foliage | ? |
| Hardiness | H4 |
| Status | IRRC registered. |
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