R. 'G.A. Sims'
Rhododendron Hybrid
| Hybridized By | Waterer, H. (Knaphill) |
| Introduced | 1917 |
| 10 Year Height | 150 cm. (5ft.) |
| Bloom Time | ? |
| Flower | broadly funnel-shaped |
| Flower Color | ? |
| Fragrance | ? |
| Leaves | ? |
| Leaf persistence | ? |
| Minimum Hardiness | ? |
| Registration | Registered |