Enjoy the flowers and fragrance of lilac for months33 most lilac bushes bloom for just a few weeks in spring but lilac 39bloomerang39 flowers from spring to summer and again from late summer to the first frosts taking just a short break during the hottest weeks of the summer with a dwarf mound forming habit these attractive hardy shrubs will fit into most gardens without becoming unruly perfect for attracting butterflies to wildlife gardens these two delightful varieties make su