ShrubsMountain Hydrangea
Hydrangea serrata
Mountain Hydrangea (Hydrangea serrata) is a medium-growing shrub, hardy in USDA zones 6-9, that matures to about 2-4 ft × 2-4 ft. It does best in part shade with medium water needs in well-drained and moist soil. Expect blue, pink and white blooms in summer. It attracts bees, stands up well to wind, grows happily in containers.
- USDA zones
- 6-9
- Sun
- Part shade
- Water
- Medium
- Mature size
- 2-4 ft × 2-4 ft
- Growth rate
- Medium
- Maintenance
- Medium
- Soil
- Well-drained, Moist
- Bloom color
- Blue, Pink, White
- Bloom season
- Summer
- Attracts
- Bees
- Tough against
- Wind
- Native to
- Japan, North and South Korea
In the landscape
Data sources
Freeze survival
Will it survive your winters?
Hardiness zones show a normal bad winter. We check the worst one — Mountain Hydrangea is hardy to about -10°F (estimated from USDA zone 6), so we'll score it against the real coldest nights your area has actually had.
Powered by ~35 years of daily lows from the nearest NOAA weather station. A risk read, not a guarantee — a sheltered spot or mature plant beats the odds.
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