Star plants

PRUNELLA VULGARIS Self heal is a native wildflower with ground-hugging foliage and purple summer flowers. MENTHA REQUIENII Corsican mint forms a mat of tiny leaves that release a wonderful fragrance when crushed. LEPTINELLA SQUALIDA ‘PLATT’S BLACK’ This is grown for its unusual dark brown to black ferny leaves. VERONICA PROSTATA ‘TREHANE’ This creeping speedwell has golden leaves and blue flowers in summer.