Clethera alnifolia 'Sixteen Candles' (Sixteen Candles Summersweet)Blooms for 4 6 weeks Attractive fall color Butterfly enticer Summersweets are unique among flowering shrubs because of their ability to bloom in shady gardens in late summer when few other shrubs are in bloom, and 'Sixteen Candles' compact size makes this an ideal flowering shrub for smaller gardens. White blooms, lasting 4 6 weeks, with a beautiful summer fragrance will have the bees and butterflies will flock to its sweet nectar. Hardiness Zone 4 9