Lungwort Pulmonaria 'Blue Ensign' Blue-Pink - Bio - Hardy plantCharacteristic flowers! The lungwort 'Blue Ensign' (Pulmonaria) provides attractive ground cover! The organic plant remains low and compact. It is a perfect plant for a shady garden! Bees and butterflies also love the 'Blue Ensign'. The flowers bloom in the spring. They change colour from blue to pink. The lungwort can also be planted in flower pots on a patio, roof terrace or balcony. But it does well in the garden too. Position the Pulmonaria in