Blue Bloom

Amsonia 'Blue Ice'

Blue Ice Blue Star

Amsonia hubrichtii

Threadleaf Blue Star, Arkansas Blue Star

Amsonia tabernaemontana 'Storm Cloud'

Storm Cloud Blue Star

Baptisia 'Blueberry Sundae'

Decadence® Blueberry Sundae False Indigo

Brunnera macrophylla 'Jack Frost'

Jack Frost Siberian Bugloss

Brunnera macrophylla ‘Jack of Diamonds’

Jack of Diamonds Heartleaf Brunnera

Caryopteris × clandonensis 'Dark Knight'

Dark Knight Bluebeard

Hydrangea macrophylla 'Bailmacsix'

Endless Summer® Pop Star® Hydrangea

Hydrangea macrophylla 'Bailmer’

Endless Summer® The Original Hydrangea

Hydrangea macrophylla 'Nikko Blue'

Nikko Blue Hydrangea

Hydrangea macrophylla 'Penny Mac'

Penny Mac Hydrangea

Iris versicolor

Northern Blue Flag Iris, Harlequin Blue Flag

Nepeta x faassenii 'Purrsian Blue'

Purrsian Blue Catmint

Phlox subulata 'Emerald Blue'

Emerald Blue Creeping Phlox

Vinca minor

Periwinkle, Creeping Myrtle

Amsonia 'String Theory'

String Theory Blue Star

Amsonia x 'Butterscotch'

Butterscotch Blue Star

Anemone 'Macane001'

Wild Swan™ Anemone

Aquilegia 'Biedermeier'

Beidermeier Columbine

Baptisia australis

Blue False Indigo