Perennials
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Campanula takesimana (Korean Bellflower)
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Campanula x ‘Sarastro’ (Bellflower)
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Campanula x ‘Birch Hybrid’ (Bellflower)
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Caulophyllum thalictroides (Blue Cohosh)
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Centaurea montana ‘Amethyst Dream’ (Mountain Cornflower)
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Centaurea montana ‘Amethyst in Snow’ (Mountain Cornflower)
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Cephalaria gigantea (Giant Pincushion Flower)
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Ceratostigma plumbaginoides (Plumbago)
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Chelone glabra (White Turtlehead)
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Chelone lyonii ‘Hot Lips’ (Pink Turtlehead)
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Chrysanthemum x ‘Brandywine Sunset’ (Hardy Chrysanthemum)
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Chrysanthemum x ‘Campfire Glow’ (Hardy Chrysanthemum)