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Wasowski, Sally and Andy
Styrax americanus Lam.
American snowbell, American snowbells, American silverbells, Big-leaf snowbell, Storax
Synonym(s): Styrax americanus var. pulverulentus, Styrax pulverulentus
USDA Symbol: STAM4
USDA Native Status: L48 (N)
This is a slender-branched, deciduous shrub or small tree, 8-15 ft. tall, with a wide, wispy, open crown. American snowbell’s showy, white, bell-shaped flowers are borne in pairs from leaf axils. When in bloom, they cover the plant creating a fragrant, white cloud. The foliage is bright-green and glossy.
Plant CharacteristicsDuration: Perennial Habit: Tree Fruit: Size Class:
Bloom InformationBloom Color: White
Bloom Time: Apr , May , Jun , Jul
, VA Native Distribution: FL
to e. TX,
n. to VA
& MO Native Habitat:
Moist woods; wooded stream banks; swamps
Growing ConditionsWater Use: Medium
Light Requirement: Part Shade
Soil Moisture: Wet
Soil Description: Moist to wet, cool, acid soils. Acid-based, Sandy, Sandy Loam
Conditions Comments: Does not compete well with other shrubs or trees. Tolerates wet feet.
Showy, Accent shrub,
Blooms ornamental Use Wildlife:
Nectar-bees, Nectar-butterflies, Nectar-insects, Fruit-birds Conspicuous Flowers:
Stratify seeds and sow in a greenhouse in January or February, or sow fresh, untreated seed outdoors in the fall. Seeds do not germinate well in warm temperatures. Silverbells can be increased by layerings or softwood cuttings. Seed Collection:
Collect the seeds when they have turned a glossy brown and the capsule
has begun to dry. Avoid collecting seeds from ground. Store in sealed, refrigerated containers. Seed Treatment:
Stratify for 60-90 days at 41 degrees. Commercially Avail:
National Wetland Indicator Status
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1
(Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here
for map of regions.
Wildflower Center Seed BankLBJWC-1081
Collected 2011-08-31 in Marion County by Lady Bird Johnson Wildflower Center
Record Last Modified: 2013-09-08
Research By: TWC Staff