Yellow
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Achillea tomentosa (Woolly Yarrow)
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Achillea tomentosa Golden Fleece (Wooly Yarrow)
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Achillea x ‘Moonshine’ (Yarrow)
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Agave ovatifolia Frosty Blue (Whale’s Tongue Agave)
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Agave parryi var. couesii (Coues Agave)
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Agave victoriae-reginae Porcupine (Queen Victoria Agave)
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Agave vilmoriniana (Octopus Agave)
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Alcea rugosa (Hollyhock)
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Alchemilla erythropoda (Dwarf Lady’s Mantle)
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Alchemilla mollis (Lady’s Mantle)
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Allium moly ‘Jeannine’ (Golden Garlic)
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Alyssum montanum ‘Luna’ (Madwort)