symphytum grandiflorum wisley blueComfrey 'Wisley Blue' (Symphytum grandiflorum 'Wisley Blue') is a true gem for brightening the shadier corners of your garden. This hardy ground cover plant enchants with its delicate sky blue bell flowers that bloom generously from early spring. Its foliage, deep green and slightly textured, forms a dense and lush vegetation carpet, ideal for adding freshness and vitality to shaded woodlands and flower beds. Extremely hardy and low maintenance,