'Sixteen Candles' Summersweet has very fragrant white flowers in June and July.  It is both wet site and salt tolerant. Clethra alnifolia 'Sixteen Candles' was introduced by Dr. Michael Dirr and has an improved upright growth habit and is compact in size.  Per Michael Dirr "white flowers are held upright like candles on a birthday cake".

• Category: Woody Ornamentals
• Alternate Cultivar: Sixteen Candles
• Hardiness Zone: 4
• Height: 4 Feet
• Spread: 3 Feet
• Bloom Color: White