- Rhododendron ‘Gartendirektor Glocker’
- Rhododendron ‘Goldflimmer’
- Rhododendron ‘Valter Böhlje’
- Rhododendron (azalea knaphill) ‘Feuerwerk’
- Rhododendron (hybrid rhododendron) repens ‘Scarlet Wonder’
- Rhododendron (lila parkrhododendron) ‘Catawbiense Grandiflorum’
- Rhododendron (lilarosa) caucasicum ‘Progrés’
- Rhododendron (revalpros) repens ‘Baden Baden’
- Rhododendron (rosa parkrhododendron) ‘English Roseum’
- Rhododendron (rosa-lila parkrhododendron) ‘Roseum Elegans’
- Rhododendron (vit parkrhododendron) ‘Catawbiense Album’
- Rhododendron (vit parkrhododendron) ‘Cunningham’s White’
- Rhododendron (vresrhododendron) smirnowii
- Rhododendron yakushimanum ‘Anuschka’
- Rhododendron yakushimanum ‘Edelweiss’
- Rhododendron yakushimanum ‘Polaris’
- Rhododendron yakushimanum ‘Schneekrone’
- Rhododendron yakushimanum ‘Schneewolke’
