A species not yet registered, but definitely worth it: purple, pink at the edges.
Fragaria x ananassa 'Mariguette'
Thuja occidentalis 'Golden Tuffet'
Allium schoenoprasum 'Elbe'
Galanthus 'Golden Fleece'
Echinacea purpurea 'SunSeekers Mineola'
Fritillaria uva-vulpis
Iris sibirica 'Colonel Mustard'
Uvularia grandiflora
Galanthus 'Titanic'
Galanthus 'Treasure Island'
Agapanthus 'Blush Pink'