R. 'Thunderstorm'
Rhododendron Hybrid
| Hybridized By | Slocock, Walter C. |
| Seed Parent | R. 'Doncaster' |
| Pollen Parent | ? |
| Introduced | 1930 |
| 10 Year Height | 200 cm. (7ft.) |
| Bloom Time | ? |
| Flower | ? |
| Flower Color | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | H4 |
| Status | IRRC registered. |
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