Caleb sweet pepperbush
Clethra alnifolia 'Caleb'
USDA zones4 to 8
SunHandles full sun or partial sun or full shade
WaterHandles dry to wet soil
Size3 to 6 feet tall3+ feet wide
- Growth rate
- Moderate
- Habit
- Dense
- Bloom season
- Summer, autumn
- Bloom color
- White
- Soil types
- Sand, loam, clay
- Soil pH
- Acid
Garden uses
Attracts
Notes
'Caleb' sweet pepperbush (Clethra alnifolia 'Caleb') is a shrub for borders, pollinator gardens, and hedges. It is hardy to USDA zone 4, or down to -30°F (-34°C). This plant likes full sun to full shade and dry to wet, sandy, loamy, or clay soil. Its white summer flowers are fragrant and draw butterflies, hummingbirds, and bees. Deer tend to browse other plants first. It also tolerates salt.
Pairs well with Red twig dogwood, Blue wild indigo, and Big bluestem.