Blue Bloom

Ajuga reptans 'Bronze Beauty'

Bronze Beauty Bugleweed

Ajuga reptans 'Burgundy Glow'

Burgundy Glow Bugleweed

Amsonia tabernaemontana 'Storm Cloud'

Storm Cloud Blue Star

Aster dumosus 'Woods Blue'

Woods Blue Aster

Aster oblongifolium 'October Skies'

October Skies Aromatic Aster

Aster oblongifolius 'Raydon's Favorite'

Raydon's Favorite Aromatic Aster

Baptisia 'Blueberry Sundae'

Decadence® Blueberry Sundae False Indigo

Buddleja davidii 'Nanho Blue'

Nanho Blue Butterfly Bush

Caryopteris × clandonensis 'Dark Knight'

Dark Knight Bluebeard

Caryopteris x clandonensis ‘Longwood Blue'

Longwood Blue Bluebeard

Ceratostigma plumbaginoides

Hardy Plumbago, Leadwort

Hibiscus syriacus 'Notwoodthree'

Blue Chiffon® Hibiscus

Hydrangea macrophylla 'Bailmacsix'

Endless Summer® Pop Star® Hydrangea

Hydrangea macrophylla 'Bailmer’

Endless Summer® The Original Hydrangea

Hydrangea macrophylla 'Blushing Bride'

Endless Summer® Blushing Bride® Hydrangea

Hydrangea macrophylla 'Nikko Blue'

Nikko Blue Hydrangea

Hydrangea macrophylla 'P11HM-11'

Endless Summer® Bloomstruck® Hydrangea

Hydrangea macrophylla 'Penny Mac'

Penny Mac Hydrangea

Hydrangea serrata 'MAKD'

Tiny Tuff Stuff™ Hydrangea

Iris versicolor

Northern Blue Flag Iris, Harlequin Blue Flag