Caryopteris × clandonensis 'Dark Knight'
Dark Knight Bluebeard
Hydrangea 'Froggie'
Hydrangea 'Let's Dance Blue Jangles'
Hydrangea 'Let's Dance Rave'
Hydrangea 'Let's Dance Rhythmic Blue'
Hydrangea 'Tuff Stuff Ah-Hah'
Hydrangea 'Venice Raven'
Hydrangea macrophylla 'Vienna Rawi'
Cityline® Vienna Hydrangea
Rhododendron 'Blue Baron'
Blue Baron Rhododendron
Rosa 'Blue Girl'
Blue Girl Rose
