Carried by 7 nurseries
View Availability at NurseryData provided by the participants of the Consortium of California Herbaria
View additional distribution information on the Jepson eflora
The mountain shrub Spiraea densiflora has several common names, including mountain spiraea, dense-flowered spiraea, rosy spiraea, and subalpine spiraea. It is found on the west coast of North America from California to British Columbia. It grows at elevations between 2,000 and 11,000 feet on inland mountain ranges. It is a woody shrub rarely reaching a meter in height. It has light green toothed leaves which turn yellow as cold weather approaches. The plant bears fragrant, fuzzy pom-pons of bright rosy pink flowers in the summer. The fruit is a tiny dry pod, no more than one eighth of an inch in length.
Shrub
2 - 3 ft Tall
Pink, Purple, Yellow
Summer, Fall
Deep Shade
Moderate
Moderate
Fast
Tolerates a variety of soils but prefers rocky soil.
1, 2, 4*, 5*, 6*, 7, 14, 15*, 16*, 17*, 18, 19, 20, 21
Wet meadows, streamsides, lakeshores
Lodgepole Forest, Red Fir Forest, Subalpine Forest, Yellow Pine Forest
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Likely
-
Confirmed
Western Wood Fly
Blera scitula
Fuzzy-horned Bumble Bee
Bombus mixtus
Yellow-faced Bumble Bee
Bombus vosnesenskii
Amphibious Miner Bee
Andrena amphibola