True to the plant39s name the heart45shaped leaves of hosta 39fragrant blue39 are joined by sweet45smelling mauve flowers in july and august best grown in moist shady borders this hardy perennial continues to produce its blue45green foliage throughout the season covering soil densely and with ease alternatively the plantain lily can be grown less prolifically in containers or even around the edge of a pond height 50cm 4013983441 spread 1m 403393