• Photo of Styrax americanus (Styrax americanuss)

Plant Profile: Styrax americanus

Taxonomy: Styrax americanus

Names

American Silverbells, American Snowbell, American Snowbells, Big-Leaf Snowbell, Storax

  • Photo of Styrax americanus (Styrax americanuss)

Phonetic Spelling:STYE-racks a-mer-ih-KAY-na

Genus:Styrax

Species:americanus

Family:Styracaceae

This slender, branched shrub or tree is indigenous to the southeastern United States, thriving in swamps, marshes, stream banks, and other moist environments. It features a broad, open crown. In spring, it produces rounded white flowers that can appear individually or in clusters of up to four, creating a fragrant, cloud-like display during the blooming period. Following the flowering phase, hairy fruits begin to develop.

The plant's dense, uniform branches extend from the base and ascend along the main trunk, without producing suckers from the roots.

Propagation can be achieved using seeds. Once the seeds have turned a glossy brown and the capsules start to dry, they should be collected and stored in a sealed container in a refrigerator. It is advisable to avoid using seeds gathered from the ground for propagation.

In terms of pests, diseases, and other issues, this plant struggles in crowded conditions alongside other vegetation. However, it can thrive in full sunlight, provided it receives sufficient water.

Styrax americanus Feature Summary

Styrax americanus Image Gallery

Tags

#deciduous
#fragrant flowers
#shrub
#wildlife plant
#native tree
#native shrub
#playground
#NC native
#pollinator plant
#Braham Arboretum
#wet soils tolerant
#bird friendly
#butterfly friendly
#bee friendly

Similar Plants

Styrax americanus Feature Summary

Attributes
Native ornamental
Southeastern U.S.A., NC
AL, AR, DC, FL, GA, IL, IN, KY, LA, MO, MS, NC, OH, OK, SC, TN, TX, VA
Host to Promethea silkmoth (Callosamia Promethea). Fragrant flowers attract pollinators, butterflies and birds.
Perennial
Seed
Stem Cutting
Root Cutting
Fragrance
Wildlife Food Source
Attracts Pollinators
Attractive Flowers
Fruit
A hairy subglobose (imperfect sphere) fruit follows flowering. At maturity, the fruits will be a gray-brown.
Capsule
Drupe
Gray/Silver
Flowers
The bell-shaped flowers bloom either single or in clusters of 1-4. The flowers are white and have yellow stamens.
4-5 petals/rays
< 1 inch
Leaves
The bright green leaves are up to 3" in size. May have a minimal amount of hair.
Brown/Copper
Gold/Yellow
Insignificant
Elliptical
Ovate
1-3 inches
Bark
Thin, smooth and dark gray bark, but, fissures with age.
Dark Gray
Smooth
Fissured
Whole Plant Traits
Cultural Conditions
Full sun (6 or more hours of direct sunlight a day)
Partial Shade (Direct sunlight only part of the day, 2-6 hours)
Acid (<6.0)
Good Drainage
Moist
Occasionally Wet
Coastal
Mountains
Piedmont
Loam (Silt)
Sand
Landscape
Butterfly Garden
Pollinator Garden
Native Garden
Water Garden
Border
Mass Planting
Accent
Small groups
Specimen
Barrier
Woodland
Meadow
Naturalized Area
Coastal
Pond
Butterflies
Bees
Short-lived

Styrax americanus Attributes

Styrax americanus: Uses (Ethnobotany)

Native ornamental

Styrax americanus: Country Or Region Of Origin

Southeastern U.S.A., NC

Styrax americanus: Distribution

AL, AR, DC, FL, GA, IL, IN, KY, LA, MO, MS, NC, OH, OK, SC, TN, TX, VA

Styrax americanus: Wildlife Value

Host to Promethea silkmoth (Callosamia Promethea). Fragrant flowers attract pollinators, butterflies and birds.

Styrax americanus: Life Cycle

Annual
Biennial
Bulb
Perennial
Woody

Styrax americanus: Recommended Propagation Strategy

Division
Grafting
Layering
Leaf Cutting
Root Cutting
Seed
Stem Cutting

Styrax americanus: Play Value

Attractive Flowers
Attracts Pollinators
Buffer
Colorful
Defines Paths
Easy to Grow
Edible fruit
Fragrance
Pieces Used in Games
Screening
Shade
Sound
Textural
Wildlife Cover/Habitat
Wildlife Food Source
Wildlife Larval Host
Wildlife Nesting
Wind Break
Wind Shimmer

Styrax americanus Fruit

Styrax americanus: Fruit Description

A hairy subglobose (imperfect sphere) fruit follows flowering. At maturity, the fruits will be a gray-brown.

Styrax americanus: Fruit Type

Achene
Aggregate
Berry
Capsule
Caryopsis
Drupe
Follicle
Legume
Nut
Pome
Samara
Schizocarp
Siliqua

Styrax americanus: Fruit Color

grass
Gray/Silver

Styrax americanus: Fruit Length

< 1 inch
1-3 inches
> 3 inches

Styrax americanus Flowers

Styrax americanus: Flower Description

The bell-shaped flowers bloom either single or in clusters of 1-4. The flowers are white and have yellow stamens.

Styrax americanus: Flower Color

filter_vintage
White

Styrax americanus: Flower Value To Gardener

Edible
Fragrant
Good Cut
Good Dried
Long Bloom Season
Long-lasting
Showy

Styrax americanus: Flower Bloom Time

Winter
Spring
Summer
Fall

Styrax americanus: Flower Petals

2-3 rays/petals
4-5 petals/rays
6 petals/rays
7 - 20 petals/rays
asymmetrical petals
Bracts
Colored Sepals
fused petals
more than 20 petals/rays
Tepals

Styrax americanus: Flower Shape

Bell
Cross
Crown
Cup
Dome
Funnel
Irregular
Lipped
Radial
Saucer
Star
Trumpet
Tubular
Urn
Wheel

Styrax americanus: Flower Size

1-3 inches
3-6 inches
< 1 inch
> 6 inches

Styrax americanus Leaves

Styrax americanus: Leaf Description

The bright green leaves are up to 3" in size. May have a minimal amount of hair.

Styrax americanus: Woody Plant Leaf Characteristics

Broadleaf Evergreen
Deciduous
Needled Evergreen
Semi-evergreen

Styrax americanus: Leaf Color

spa
Green

Styrax americanus: Deciduous Leaf Fall Color

spa
Brown/Copper
spa
Gold/Yellow
spa
Insignificant

Styrax americanus: Leaf Type

Compound (Pinnately , Bipinnately, Palmately)
Fronds
Needles
Sheath
Simple

Styrax americanus: Leaf Arrangement

Alternate
Opposite
Other/more complex
Rosulate
Whorled

Styrax americanus: Leaf Shape

Acicular
Auriculate
Cordate
Cuneate
Deltoid
Elliptical
Filiform
Lanceolate
Linear
Oblanceolate
Oblong
Obovate
Obtuse
Orbicular
Ovate
Palmasect
Palmatifid
Peltate
Pinnatifid
Pinnatisect
Reniform
Rhomboidal
Spatulate
Subcordate
Subulate

Styrax americanus: Hairs Present

No
Yes

Styrax americanus: Leaf Length

< 1 inch
1-3 inches
3-6 inches
> 6 inches

Styrax americanus Bark

Styrax americanus: Bark Description

Thin, smooth and dark gray bark, but, fissures with age.

Styrax americanus: Bark Color

grass
Dark Gray

Styrax americanus: Surface/Attachment

Bumpy
Exfoliating
Fissured
Furrowed
Lenticels
Papery
Patchy
Peeling
Ridges
Scaly
Shaggy
Shiny
Shredding
Smooth
Spongy

Styrax americanus Whole Plant Traits

Styrax americanus: Plant Type

Annual
Bulb
Carnivorous
Edible
Epiphyte
Fern
Ground Cover
Herb
Herbaceous Perennial
Houseplant
Mushroom
Native Plant
Ornamental Grasses and Sedges
Perennial
Poisonous
Rose
Shrub
Succulent
Tree
Turfgrass
Vegetable
Vine
Water Plant
Weed
Wildflower

Styrax americanus: Woody Plant Leaf Characteristics

Broadleaf Evergreen
Deciduous
Needled Evergreen
Semi-evergreen

Styrax americanus: Habit/Form

Arching
Ascending
Broad
Cascading
Climbing
Clumping
Columnar
Conical
Creeping
Dense
Erect
Horizontal
Irregular
Mounding
Multi-stemmed
Multi-trunked
Open
Oval
Prostrate
Pyramidal
Rounded
Spreading
Vase
Weeping

Styrax americanus: Growth Rate

Slow
Medium
Rapid

Styrax americanus: Texture

Fine
Medium
Coarse

Styrax americanus Cultural Conditions

Styrax americanus: Light

Dappled Sunlight (Shade through upper canopy all day)
Deep shade (Less than 2 hours to no direct sunlight)
Full sun (6 or more hours of direct sunlight a day)
Partial Shade (Direct sunlight only part of the day, 2-6 hours)

Styrax americanus: Soil pH

Acid (<6.0)
Alkaline (>8.0)
Neutral (6.0-8.0)

Styrax americanus: Soil Drainage

Frequent Standing Water
Good Drainage
Moist
Occasional Flooding
Occasionally Dry
Occasionally Wet
Very Dry

Styrax americanus: NC Region

Coastal
Mountains
Piedmont

Styrax americanus: USDA Plant Hardiness Zone

thermostat
6a
thermostat
6b
thermostat
7a
thermostat
7b
thermostat
8a
thermostat
8b

Styrax americanus: Soil Texture

Clay
High Organic Matter
Loam (Silt)
Sand
Shallow Rocky

Styrax americanus Stem

Styrax americanus: Stem Is Aromatic

No
Yes

Styrax americanus Landscape

Styrax americanus: Landscape Theme

Asian Garden
Butterfly Garden
Children's Garden
Cottage Garden
Cutting Garden
Drought Tolerant Garden
Edible Garden
English Garden
Fairy Garden
Garden for the Blind
Native Garden
Nighttime Garden
Pollinator Garden
Rain Garden
Rock Garden
Shade Garden
Water Garden
Winter Garden

Styrax americanus: Design Feature

Accent
Barrier
Border
Flowering Tree
Foundation Planting
Hedge
Mass Planting
Screen/Privacy
Security
Shade Tree
Small groups
Small Tree
Specimen
Street Tree
Understory Tree

Styrax americanus: Resistance To Challenges

Black Walnut
Compaction
Deer
Diseases
Drought
Dry Soil
Erosion
Fire
Foot Traffic
Heat
Heavy Shade
Humidity
Insect Pests
Pollution
Poor Soil
Rabbits
Salt
Slugs
Squirrels
Storm damage
Urban Conditions
Voles
Wet Soil
Wind

Styrax americanus: Landscape Location

Coastal
Container
Hanging Baskets
Houseplants
Lawn
Meadow
Naturalized Area
Near Septic
Patio
Pond
Pool/Hardscape
Recreational Play Area
Riparian
Rock Wall
Slope/Bank
Small Space
Vertical Spaces
Walkways
Woodland

Styrax americanus: Attracts

Bats
Bees
Butterflies
Frogs
Hummingbirds
Moths
Pollinators
Predatory Insects
Reptiles
Small Mammals
Songbirds
Specialized Bees

Styrax americanus: Problems

Allelopathic
Contact Dermatitis
Frequent Disease Problems
Frequent Insect Problems
Invasive Species
Malodorous
Messy
Poisonous to Humans
Problem for Cats
Problem for Children
Problem for Dogs
Problem for Horses
Short-lived
Spines/Thorns
Weak Wood
Weedy