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NC Native Plant Society:
Plant Details

Clethra acuminata

Mountain Sweet-pepperbush, Mountain White-alder

Scientific Name:

Clethra acuminata

Genus:

Clethra

Species Epithet:

acuminata

Common Name:

Mountain Sweet-pepperbush, Mountain White-alder

Plant Type

Tree/Shrub

Life Cycle

Perennial

Plant Family

Clethraceae (Clethra Family)

Native/Alien:

NC Native

Invasive Status:

(*Key)

Size:

6-12 ft., 12-36 ft.

Bloom Color(s):

White

Light:

Sun - 6 or more hours of sun per day, Part Shade - 2 to 6 hours of sun per day

Soil Moisture:

Moist

Bloom Time:

July, August

Growing Area:

Mountains, Piedmont

Habitat Description:

Moist forests, heath balds, margins of rock outcrops at high elevations. Common in NC mountains, rare in piedmont.

Leaf Arrangement:

Alternate

Leaf Retention:

Deciduous

Leaf Type:

Leaves veined, not needle-like or scale-like

Leaf Form:

Simple

Life Cycle:

Perennial

Wildlife Value:

Important for Wildlife

Landscape Value:

Recommended and Available

State Rank:

S4: Apparently secure (*Key)

Global Rank:

G4 - Apparently Secure (*Key)

Notes:

Attractive exfoliating bark. Colonial.

Flowers are born on 3-8 inch long drooping racemes that bloom from the base to the tip

North Carolina mountains

Bettina Darveaux

Links:

USDA PLANTS Database Record

https://auth1.dpr.ncparks.gov/flora/plant_list.php

https://nc.audubon.org/700

https://plants.ces.ncsu.edu/plants/clethra-acuminata/



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