Perennials
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Sedum x Sunsparkler Neon Nova (Stonecrop)
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Sedum x Sunsparkler Sapphire Tuffet (Stonecrop)
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Sedum x SunSparkler® ‘Plum Dazzled’ (Stonecrop)
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Sempervivum Premium Mixed (Hens & Chicks)
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Senecio aureus (Golden Ragwort)
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Seseli gummiferum (Moon Carrot)
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Sideritis syriaca Saradas Mountain Tea (Ironwort)
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Silene caroliniana (Wild Pink)
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Silene regia (Royal Catchfly)
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Silene virginica (Fire Pink)
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Silphium mohrii (Mohr’s Rosin Weed)
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Silphium perfoliatum (Cup Plant)