Campanula medium (Bellflower)
Champion 'Pink'
Campanula persicifolia 'Takion Blue' (Peach-Leaved Bellflower)
Takion Blue Peach-Leaved Bellflower
Campanula poscharskyana
'Blue Waterfall™' Serbian Bellflower
Campanula punctata 'Cherry Bells' (Bellflower)
Cherry Bells Bellflower
Caryopteris incana (Bluebeard)
Pavilion™ 'Pink'
Caryopteris x clandonensis
'Grand Bleu™' Blue Mist
Centaurea montana
'Amethyst Dream' Bachelors Button
Centaurea montana (Bachelor's Button)
Bachelor's Button
Centranthus ruber
'Pretty Betsy' Red Valerian
Centranthus ruber (Red Valerian)
Red Valerian
Cerastium tomentosum 'Yo Yo' (Snow in Summer)
Yo Yo Snow in Summer
Chelone glabra
White Turtlehead
Chelone lyonii
'Hot Lips' Pink Turtlehead
Chelone obliqua
'Tiny Tortuga' Pink Turtlehead
Cimicifuga 'Chocoholic' PP24821 (Black Snakeroot)
Chocoholic Black Snakeroot
Cimicifuga ramosa
'Brunette' Purple-leaf Bugbane
Clematis
'Westerplatte'
Clematis 'The President' (Clematis)
The President Clematis
Clethra alnifolia
''Hummingbird'' Summersweet
Coreopsis
Permathread™ 'Red Satin'
Coreopsis (Threadleaf Tickseed)
Permathread™ 'Shades of Rose'
Coreopsis (Tickseed)
Nova™ 'Jewel'
Coreopsis (Tickseed)
UpTick™ ''Yellow & Red''
Coreopsis (Tickseed)
UpTick™ 'Gold & Bronze'
Coreopsis 'Balupteamed' PP28866 (Tickseed)
UpTick™ Cream & Red
Coreopsis 'Red Elf' PP27918 (Tickseed)
L'il Bang™ Red Elf
Coreopsis grandiflora 'Double the Sun' (Tickseed)
Double the Sun Tickseed
Coreopsis grandiflora 'Presto' 16016 (Tickseed)
Presto Tickseed
Coreopsis grandiflora 'SunKiss' (Tickseed)
SunKiss Tickseed
Coreopsis grandiflora (Tickseed)
'Early Sunrise'
Coreopsis grandiflora (Tickseed)
'Sunfire'
Coreopsis grandiflora (Tickseed)
Andiamo™ 'Yellow Red'
Coreopsis grandiflora (Tickseed)
Solanna™ 'Golden Sphere'
Coreopsis palustris (Swamp Tickseed)
'Summer Sunshine'
Coreopsis verticillata 'Broad Street' PP24598 (Tickseed)
Cruizin' Broad Street
Coreopsis verticillata 'Moonbeam' (Tickseed)
Moonbeam Tickseed
Coreopsis verticillata 'Route 66' PP20609 (Tickseed)
Route 66 Tickseed
Coreopsis verticillata (Tickweed)
Sizzle & Spice® ''Hot Paprika''
Corydalis anthriscifolia
''Blackberry Wine''
Corydalis curviflora var. rosthornii
''Blue Heron'' Fumewort
Corydalis flexuosa
Hillier™ 'Porcelain Blue'
Crocosmia
Nova™ 'Dragonfire'
Crocosmia x crocosmiiflora
'George Davidson' Montbretia
Delosperma (Ice Plant)
Jewel of Desert 'Amethyst'
Delosperma (Ice Plant)
Jewel of Desert 'Peridot'
Delosperma (Ice Plant)
Ocean Sunset™ 'Orange Glow'
Delosperma (Ice Plant)
Ocean Sunset™ 'Orange Vibe'