The weatherproof tough flowers of evergreen heathers make them one of today39s most popular choices their neat clusters of lilac45mauve flowers last from december through to may 45 great for bringing colour to your garden in the dullest time of year evergreen heathers are easy to grow and ideal for smaller gardens unusually erica darleyensis doesn39t demand acidic soil you can happily plant this delightful heather into rockeries banks and slopes alternatively try mixing