Rockspirea / mountain spray
Holodiscus dumosus
Rockspirea / mountain spray (Holodiscus dumosus) is a Colorado-native shrub suited to the Colorado Front Range. It matures to about 3–5 ft tall and 3–5 ft wide, needs low water, and prefers full sun to part. Native foothills shrub with creamy plumes of flowers cascading down rocky banks. Plant Select pick.
Colorado nativelow water3–5 ft tall and 3–5 ft wideXeric / water-wiseDeer-resistant
Photos
At a glance
- Botanical name
- Holodiscus dumosus
- Type
- Shrub
- Mature size
- 3–5 ft tall and 3–5 ft wide
- Water needs
- low water
- Sun
- full sun to part
- Colorado native
- Yes
- Foliage
- Deciduous
- Soil
- sandy, well drained only
- Soil pH
- 6.5–8.0
- Hail tolerance
- high
- Wind tolerance
- high
- Salt tolerance
- moderate
- Bloom color
- white, cream
- Bloom time
- early summer, mid summer
- Pollinator value
- high
- Good for
- slope, south wall
Planting & establishment
Water deeply weekly first 2 summers. Drought-tolerant native once rooted; needs very good drainage.
Frequently asked questions
- Is Rockspirea / mountain spray good for the Colorado Front Range?
- Yes. Rockspirea / mountain spray is included in the Front Range Plant Finder as a shrub suited to Colorado's Front Range.
- How big does Rockspirea / mountain spray get?
- It matures to about 3–5 ft tall and 3–5 ft wide.
- How much water does Rockspirea / mountain spray need?
- It needs low water once established.
- Is Rockspirea / mountain spray native to Colorado?
- Yes — it is a Colorado native.
