Facebook LinkedIn Email Pinterest Twitter Instagram YouTube Icon Navigation Search Icon Main Search Icon Video Play Icon Audio Play Icon Headphones Icon Plus Icon Minus Icon Check Icon Print Icon Note Icon Heart Icon Filled Heart Icon Single Arrow Icon Double Arrow Icon Hamburger Icon TV Icon Close Icon Sorted Hamburger/Search Icon
Clethraceae

Clethra

KLETH-rah Audio
Clethra alnifolia 'Hummingbird'

Clethra are deciduous and evergreen shrubs and small trees grown for their fragrant white to yellow-white, cup-like flowers. Leaves are mid- to dark green, alternate, simple, and finely to coarsely toothed. Clethra are suitable for a woodland garden or mixed border.

Noteworthy CharacteristicsFragrant flowers.

CareUnder glass, grow in acidic soil under bright filtered light. Outdoors, grow in slightly acidic soil in part shade.

PropagationSow seed at 43° to 54°F in spring or autumn. Root greenwood cuttings in early summer.

ProblemsFungal dieback and root rot can occur.

Species and cultivars

More From the Plant Guide

Winter Interest

Partial Shade

Browse the Full Plant Guide