Grow a healthy Ruby Spice Summersweet with this complete guide to Clethra Alnifolia care. Ideal for pollinator gardens, this low-maintenance shrub offers showy blooms and thrives in moist, shady locations. The Garden Guy has known of the summersweet or Clethra alnifolia for over 20 years when the variety Hummingbird was selected as a Georgia Gold Medal Winner in 1996.

Understanding the Context

If I may pose the question however, ... Summersweet (Clethra alnifolia) is a medium-size shrub that adapts to most gardens. Learn more about this fragrant plant that blooms in late summer. Clethra alnifolia, commonly called summersweet, is a deciduous shrub that is native to swampy woodlands, wet marshes, stream banks and seashores, often in sandy soils, along the coast from Maine to Florida and west to Texas.

Key Insights

Clethra alnifolia 'Hummingbird' (Summersweet) is a compact, fragrant shrub that blooms in mid to late summer with white bottlebrush spikes. Native to eastern North America and west to Texas, summersweet (Clethra alnifolia) is found in moist areas such as swamps, wetlands, and floodplains. This deciduous shrub grows to 4 to 8 feet tall and 4 to 6 feet wide in full sun to partial shade. Clethra, also known as sweet pepperbush or summersweet, comprises a variety of shrubs and small trees that can be either deciduous or evergreen. These plants are recognized for their dense clusters of fragrant flowers, which come in shades of white, yellow, or pink.

Final Thoughts

Clethra alnifolia summersweet, sweet pepperbush While the flowers look beautiful, the spicy, sweet scent of Clethra is its real draw for humans and a massive profusion of pollinating insects.