A row of pleached Hornbeams (Carpinus betulus) forms underplanted with with Rosa 'Gentle Hermione' (Ausrumba), Ammi majus, Achillea, Centranthus ruber 'Albus' -red valerian (white form), Salvia nemorosa 'Caradonna'. Best of Both Worlds garden, Designer Rosemary Coldstream; RHS Hampton Court Palace Flower Show 2018