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Hampton, Nan

Spiraea stevenii

Spiraea stevenii (C.K. Schneid.) Rydb.

Beauverd Spirea, Alaska Spiraea

Rosaceae (Rose Family)

Synonym(s): Spiraea beauverdiana, Spiraea beauverdiana var. stevenii

USDA Symbol: SPST3

USDA Native Status: AK (N), CAN (N)

An erect shrub with branched, slender stems. Height is variable; usually about 20 in. but occasionally as tall as 3 ft. The dark brown bark on older stems is continuously shed. The alternate leaves are shiny and oval. Tiny, white to pinkish flowers are crowded in a flat-topped cluster.

This shrub is variable in form, height, and serration of leaves.

From the Image Gallery

4 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Shrub
Leaf Retention: Deciduous
Fruit Type: Aggregate , Follicle
Size Notes: Up to about 3 feet tall.
Fruit: Aggregated follicles.

Bloom Information

Bloom Color: White , Pink
Bloom Time: Jun , Jul , Aug , Sep
Bloom Notes: Pink in bud.

Distribution

USA: AK
Canada: BC
Native Distribution: AK, the Yukon & n.w. B.C.
Native Habitat: Woods; alder thickets; tundra bogs; subalpine meadows

Growing Conditions

Light Requirement: Part Shade
Soil Moisture: Moist
Soil Description: Moist to drier soils.
Conditions Comments: Variable in form, height and serration of leaves.

Value to Beneficial Insects

Special Value to Native Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

Propagation

Description: Propagate using seed, cuttings or layers.
Seed Treatment: If seeds are not sown fresh, they should be stratified.
Commercially Avail: yes

National Wetland Indicator Status

Region:	AGCP	AK	AW	CB	EMP	GP	HI	MW	NCNE	WMVE
Status:		FACU

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.

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Spiraea stevenii in USDA Plants
FNA: Find Spiraea stevenii in the Flora of North America (if available)
Google: Search Google for Spiraea stevenii

Metadata

Record Modified: 2023-02-28
Research By: TWC Staff

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