| Weigela 'Briant Rubidor' |
| Weigela 'Carnaval' |
| Weigela florida 'Foliis Purpureis' (AGM) |
| Weigela 'Florida Variegata' |
| Weigela japonica 'Dart's Colourdream' |
| Weigela 'Kosteriana Variegata' |
| Weigela middendorffiana |
| Weigela 'Newport Red' |
| Weigela 'Red Prince' |
| Weigela 'Snowflake' |
| Xanthoceras sorbifolium (AGM) |
| Yucca filamentosa |
| Yucca filamentosa 'Bright Edge' (AGM) |