Pulmonaria 'Blue Ensign' (lungwort 'Blue Ensign') is a member of the Boraginaceae family. This perennial exhibits a bushy growth habit and is characterized by its deciduous foliage. It has a hardiness rating of hardy – very cold winter (-20 to -15ºc), and is hardy throughout the uk and northern europe. many plants grown in containers will be damaged unless given protection. .
When fully mature, Pulmonaria 'Blue Ensign' can reach an ultimate height of 0.1–0.5 metres and a spread of 0.1–0.5 metres. For optimal growth, it prefers north–facing, west–facing, east–facing aspect and sheltered exposure. It thrives best in chalk, clay, loam soil types and should be placed in a full shade, partial shade position.
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