Mounding

Agastache 'TNAGAPDB’

Poquito™ Dark Blue Hyssop

Amsonia 'String Theory'

String Theory Blue Star

Amsonia x 'Butterscotch'

Butterscotch Blue Star

Aster oblongifolius 'Raydon's Favorite'

Raydon's Favorite Aromatic Aster

Baptisia 'Blueberry Sundae'

Decadence® Blueberry Sundae False Indigo

Brunnera macrophylla ‘Jack of Diamonds’

Jack of Diamonds Heartleaf Brunnera

Brunnera macrophylla 'Sea Heart'

Sea Heart Siberian Bugloss

Brunnera macrophylla 'Silver Heart'

Silver Heart Siberian Bugloss

Buddleia 'Blue Chip Jr.'

Lo & Behold® Blue Chip Jr. Butterfly Bush

Caryopteris x clandonensis 'CT-9-12'

Beyond Midnight® Bluebeard

Caryopteris x clandonensis 'Minigold'

Bloomin' Easy® Beekeeper® Bluebeard

Hydrangea macrophylla 'Bailmacsix'

Endless Summer® Pop Star® Hydrangea

Hydrangea macrophylla 'Ramars'

Cityline® Mars Hydrangea

Hydrangea macrophylla 'Variegata'

Variegated Hydrangea

Kalimeris incisa 'Blue Star'

Blue Star Kalimeris

Nepeta grandiflora 'Summer Magic'

Summer Magic Catmint

Nepeta racemosa 'Blue Wonder'

Blue Wonder Catmint

Nepeta racemosa 'Little Titch'

Little Titch Catmint

Polemonium reptans 'Stairway to Heaven'

Stairway to Heaven Creeping Jacob's Ladder

Pulmonaria 'High Contrast'

High Contrast Lungwort