Perenne

Amsonia hubrichtii

Threadleaf Blue Star, Arkansas Blue Star

Hibiscus syriacus 'Notwood three'

Hibisco azul Chiffon®

Nepeta ‘Chartreuse on the Loose’

Chartreuse on the Loose Catmint

Nepeta faassenii 'Cat's Meow'

Cat's Meow Catmint

Amsonia 'String Theory'

String Theory Blue Star

Amsonia x 'Butterscotch'

Butterscotch Blue Star

Iris versicolor

Northern Blue Flag Iris, Harlequin Blue Flag

Isotoma fluviatilis

Blue Star Creeper

Nepeta grandiflora 'Summer Magic'

Summer Magic Catmint

Salvia x sylvestris 'Mainacht’

May Night Wood Sage

Veronica peduncularis 'Georgia Blue'

Georgia Blue Speedwell