Meet Yan Wang Preston, artist in residence at RHS Bridgewater, who talks goose poo, rainbows and pairing dairy with plants. Embark on an eye-opening plant safari in London and discover fascinating flora in the most unlikely places. Explore an enchanting abundance of uncommon perennials growing at the Walled Garden, Treberfydd, Wales. Be dazzled by Cosmos bipinnatus, with its galaxy of daisy-like blooms that flower right through summer. Find our experts' top-rated grasses, rushes and sedges for low-light spots. Take a tour of Cherry Orchard Barn in Wiltshire, transformed into a tranquil, sophisticated haven.