This fast-growing  easy lilac grows anywhere from 6'-25' and spreads to 15'. Shiny bright green leaves provide the perfect backdrop for profuse blue flowers that grow in clusters from March through April and even into May. This small tree works as a foundational shrub or informal hedge  or can be espalliered against a wall. Blueblossom is an important habitat plant  hosting the larvae of a number of butterflies and moths  nectar for bees and other pollinators  and providing food and shelter for birds and small mammals.