R. 'Tick-tock'
Rhododendron Hybrid
| Hybridized By | Greer, Harold E. |
| Seed Parent | R. 'The Honourable Jean Marie de Montague' |
| Pollen Parent | R. williamsianum |
| Introduced | 1957 |
| 10 Year Height | 30 cm. (1ft.) |
| Bloom Time | midseason |
| Flower | funnel-campanulate |
| Predominant Colour | ? |
| Leaves | elliptic |
| Winter Foliage | ? |
| Hardiness | ? |
| Status | IRRC registered. |