Blue

Sisyrinchium angustifolium 'Lucerne' (Blue-Eyed Grass)

Iris versicolor 'Purple Flame' (Blue Flag)

Panicum virgatum 'Heavy Metal' (Blue Switchgrass)

Panicum virgatum 'North Wind' (Blue Switchgrass)

Eupatorium coelestinum (syn. Conoclinium coelestinum) (Hardy Ageratum/Blue Mistflower)

Kalimeris incisa 'Blue Star' (False Aster)

Iris versicolor (Blue Flag Iris, Wild Iris)

Nepeta x ‘Chartreuse on the Loose’ (Catmint)

Ajuga reptans 'Black Scallop' (Bugle Weed)

Panicum virgatum (Switchgrass)

Veronica longifolia Skyward™ Blue (Long-leafed Speedwell)

Sisyrinchium a. ‘Suwannee’ (Blue-eyed grass)

Panicum virgatum ‘Cheyenne Sky’ (Prairie Winds® Collection Red Switch Grass)

Ajuga reptans 'Bronze Beauty' (Bugle Weed)

Andropogon gerardii (Big Bluestem)

Achillea x 'Moonshine' (Yarrow)

Lobelia siphilitica (Blue Cardinal Flower)

Salvia azurea (Blue Sage/Pitcher sage)

Carex laxiculmus Bunny Blue® 'Hobb' (Bunny Blue Sedge)

Panicum virgatum 'Cloud Nine' (Blue Switchgrass)

Phlox divaricata 'Blue Ribbons' (Variegated Woodland Phlox)

Lavandula angustifolia ‘SuperBlue’ (English Lavender)

Aster laevis 'Bluebird' (Smooth Aster)

Iris sibirica 'Silver Edge' (Siberian Iris)