Winter plant combination with Helleborus niger 'White Christmas', Hellebore, Christmas Rose, Carex oshimensis 'Evergold', Sedge, Cornus alba 'Kesselringii', Dogwood and Euphorbia x martini, Spurge, Wolf's Milk. Perennials, Ornamental Grass and Shrub, in March, Winter. The Winter Walk at RHS Harlow Carr, Yorkshire, UK.The winter flowers