Lobelia siphilitica

Lobelia cardinalis

Iris versicolor ‘Purple Flame’

Aster oblongifolius ‘Cotton Candy’ PP34580 (Syn. Symphyotrichum oblongifolium)

Achillea ‘Sassy Summer Taffy’ PP31755

Stachys ‘Summer Crush’ PP29899

Rudbeckia ‘Green Eyed Lady’ PP36640

Pycnanthemum ‘Smokey Mountain Mint’ PPAF

Aster ‘Billowing Violet’ PP32557

Aster ‘Billowing Pink’ PP32556

Gillenia trifoliata (Syn: Porteranthus trifoliatus)

Aquilegia canadensis

Achillea ‘Sassy Summer Sunset’ PP31412

Achillea ‘Sassy Summer Sangria’ PP31355

Achillea ‘Sassy Summer Lemon’ PP31693

Phlox paniculata Garden Girls® ‘Uptown Girl’ PP32287

Phlox ‘Fashionably Early Crystal’ PP28679

Aster oblongifolius ‘Raydon’s Favorite’

Phlox paniculata Garden Girls® ‘Glamour Girl’ PP25778

Veronica ‘Blue Skywalker’ PP29406

Zizia aurea

Pycnanthemum tenuifolium

Helianthus salicifolius ‘Autumn Gold’ PP30117

Aster azureus

Solidago shortii ‘Solar Cascade’

Pycnanthemum muticum

Nepeta Prelude™ Blue (‘Balneplud’ PP31901)

Echinacea pallida

Aster novae-angliae ‘Grape Crush’ PP33612

Vernonia ‘Summer’s Swan Song’ PP28556

Scutellaria incana

Perovskia atriplicifolia ‘Blue Jean Baby’ PP29281

Echinacea purpurea

Echinacea paradoxa

Chelone glabra

Agastache foeniculum

Amsonia hubrichtii

Veronica longifolia ‘Marietta’ PP25248

Vernonia lettermannii ‘Iron Butterfly’

Sporobolus heterolepis

Sedum ‘Autumn Joy’

Salvia nemorosa ‘Caradonna’

Rudbeckia fulgida var. speciosa ‘Viette’s Little Suzy’

Rudbeckia fulgida ‘Goldsturm’

Physostegia virginiana ‘Miss Manners’

Phlox paniculata ‘Laura’

Phlox paniculata ‘Bright Eyes’

Perovskia atriplicifolia ‘Little Spire’

Penstemon ‘Dark Towers’ PP20013

Penstemon digitalis ‘Husker Red’

Pennisetum alopecuroides ‘Hameln’

Pennisetum alopecuroides ‘Ginger Love’ PP26442

Nepeta faassenii ‘Walker’s Low’

Monarda didyma ‘Coral Reef’ PP16741

Monarda ‘Fire Marshall’ PP23286

Lavandula x intermedia ‘Grosso’

Lavandula x intermedia Phenomenal® (‘Niko’ PP24193)

Limonium latifolium

Monarda ‘Jacob Cline’

Monarda ‘Raspberry Wine’

Monarda Bee-You® Bee Happy™ (‘MON001BHA’ PP29080)

Gaura lindheimeri ‘Whirling Butterflies’

Gaura lindheimeri ‘Pink Cloud’

Echinacea purpurea ‘Magnus’

Echinacea purpurea ‘Ruby Star’

Echinacea purpurea ‘White Swan’

Eupatorium dubium ‘Baby Joe’ PP20320

Eupatorium fortunei ‘Pink Frost’

Dianthus carthusianorum

Chelone lyonii ‘Hot Lips’

Centranthus ruber ‘Coccineus’

Caryopteris x clandonensis ‘Dark Knight’

Calamagrostis ‘Cheju-Do’

Aster cordifolius ‘Avondale’

Amsonia tabernaemontana var. salicifolia

Agastache ‘Black Adder’

Agastache ‘Purple Haze’

Agastache ‘Blue Fortune’