centaurea cyanus

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Related to centaurea cyanus: Coreopsis tinctoria, Saponaria vaccaria
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Intense blue strikingly shaped flower with grey-green stem, grows up to 3 ft tall (1m) with thin sword-shaped leaves. Juiced stems and flowers used externally to treat wounds and cuts, mouth sores, infectious disease, weak eyes, dark circles and wrinkles under eyes, inflammation of eyelids, bruises, insect bites, stings. Internally used for diarrhea, kidney and urinary issues, rheumatism.
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Some Common Edible Flowers Latin Name / Edible Flavour Common Name Part Allium Flowers & Onion schoenoprasum / leaves Chives Antirrhinum Petals Somewhat majus / bitter Snapdragon Borago Leaves & Herbal, officinalis / flowers cucumber Borage (remove pistils & stamens) Calendula Petals Tangy, officinalis / spicy, Pot Marigold resembles saffron Centaurea cyanus / Petals sweet to Bachelor's Button, ONLY spicy, Cornflower clove-like Dianthus spp.
Cell cultures of Centaurea cyanus produce malonated anthocyanin in UV light.
Witch' is noted in English dialects, apart from the purple foxglove, Digitalis purpurea (witch['s] thimble), for the mountain ash, Pyrus Aucuparia (witch-beam), the harebell, Campanula rotundifolia, and the corn bluebottle or bluebonnet, Centaurea cyanus, both called witch bells, and the dandelion (Leontodon Taraxacum) is called witch-gowan in England and Scotland.
Among my favourites is the humble cornflower, Centaurea cyanus, which flowers from early summer right through until autumn.