Tasty or toxic? Beware of the trend for edible flowers | Life and style | The Guardianhttps://www.theguardian.com/lifeandstyle/2017/jun/18/the-problem-with-some-pretty-edible-flowers-is-that-they-arent-edible?utm_source=esp&utm_medium=Email&utm_campaign=GU+Today+main+NEW+H+categories&utm_term=231157&subid=19723158&CMP=EMCNEWEML6619I2Watch out for Instagrammed images of cakes decorated with pretty narcissi, whose crystals can cause painful sores, says James Wong