Known sun tolerant rhododendrons
By Harold E. Greer
| Name | Blooming time | Hight in 10 years | Truss colour |
| R. A. Bedford | ML | 6’ | P |
| R. Aglo | EM | 3’ | P |
| R. Album Elegans | L | 6’ | W |
| R. Alema | E | 4’ | W |
| R. America | ML | 6’ | R |
| R. Ahan Krushke | ML | 6’ | P/Pu |
| R. Anna Martha | ? | 6’ | ? |
| R. Autum Gold | ML | 6’ | O |
| R. Bad Zwischenahn | ML | 3’ | P |
| R. Belle Heller | M | 5’ | W |
| R. Black Eye | ML | 5’ | R |
| R. Blitz | M | 3’ | R |
| R. Blue Lagoon | ML | 5’ | Pu |
| R. Boule de Neige | M | 5’ | W |
| R. Cadis – fragrant | ML | 5’ | P |
| R. Chapmanii Wonder | EM | 4’ | P |
| R. Cream Crest | EM | 3’ | Y |
| R. Gomer Waterer | ML | 6’ | W |
| R. Graf Zeppelin | ML | 5’ | P |
| R. Jean Marie de Montague | M | 6’ | R |
| R. Jo Ann Newsome | L | 5’ | R |
| R. Jock | EM | 2’ | P |
| R. Melrose Pink | M | 5’ | P |
| R. Mrs. Charles E. Pearson | M | 6’ | P |
| R. myrtifolium (a species) | L | 3’ | P |
| R. Ocean Lake | EM | 30″ | Pu |
| R. PJM group | E | 4’ | P |
| R. Polaris | M | 3’ | W |
| R. President Lincoln | ML | 6’ | P |
| R. Purple Elegance | ML | 6’ | R/Pu |
| R. Purple Gem | E | 2’ | Pu |
| R. Purpureum Elegance | ML | 5’ | Pu |
| R. Queen Mary | M | 5’ | P |
| R. Rampo | EM | 2’ | P |
| R. Rose Elf | E | 2’ | P |
| R. Roseum Elegance | ML | 6’ | P |
| R. Roseum Superbum | ML | 6’ | P |
| R. Sacko | M | 2’ | Pu |
| R. Spring Parade | M | 4’ | R |
| R. Van | ML | 6’ | P |
| R. Vernus | VE | 6’ | P |
| R. Waltham | M | 2’ | P |
Code explanations:
| Blooming time: VE = very early –- January to March 15th E = early — March 15th to April 15th EM = early medium –- April 15th to May 1st M = medium – May 1st to June 1st ML = medium late – June 1st to June 15th L = late – June 15th to June 30th VL = very late – June 30th through August |
Truss colour: P = pink R = red O = orange Pu = purple W = white |