I’m obsessed with coastal wildflowers: they look so delicate but thrive in tough conditions

From the rock sea-spurrey, which appears to grow out of solid rock, to the slender centaury that lives on a landslip, these plants exist where they do for good reasonI first encountered coastal wildflowers when I was 11. I was visiting my grandmother’s friend in Devon and a lady said: “Here, dear,” and dug up a clump of Warren crocuses – a rare plant that, at the time, was only thought to grow in the seaside resort of Dawlish Warren. She gave them to me to grow in my gard