Blue Bloom

Kalimeris incisa 'Blue Star'

Blue Star Kalimeris

Lithodora diffusa 'Grace Ward'

Grace Ward Lithodora

Mazus reptans

Creeping Mazus

Nepeta 'Balneplud

Blue Prelude Catmint

Nepeta grandiflora 'Summer Magic'

Summer Magic Catmint

Nepeta racemosa 'Blue Wonder'

Blue Wonder Catmint

Nepeta racemosa 'Little Titch'

Little Titch Catmint

Nepeta x faassenii 'Purrsian Blue'

Purrsian Blue Catmint

Perovskia atriplicifolia 'Blue Steel'

Blue Steel Russian Sage

Perovskia atriplicifolia ‘Denim ‘N Lace’

Denim 'N Lace Russian Sage

Phlox subulata 'Emerald Pink'

Emerald Pink Creeping Phlox

Polemonium reptans 'Stairway to Heaven'

Stairway to Heaven Creeping Jacob's Ladder

Pulmonaria 'High Contrast'

High Contrast Lungwort

Pulmonaria 'Trevi Fountain'

Trevi Fountain Lungwort

Salvia lyrata 'Purple Knockout'

Purple Knockout Lyre-Leaf Sage

Salvia nemorosa 'Blue By You'

Blue By You Meadow Sage

Salvia nemorosa 'Blue Hill'

Blue Hill Meadow Sage

Sisyrinchium angustifolium 'Lucerne'

Lucerne Blue-Eyed Grass

Tradescantia 'Sweet Kate'

Sweet Kate Spiderwort

Veronica peduncularis 'Georgia Blue'

Georgia Blue Speedwell