Black Locust
Robinia pseudoacacia
Black Locust is a fast-growing flowering tree, hardy in USDA zones 3-8, that matures to about 30-50 ft × 20-35 ft. It does best in full sun with low water needs. Expect white blooms in spring. It attracts pollinators and butterflies, stands up well to drought and poor soil.
- USDA zones
- 3-8
- Sun
- Full sun
- Water
- Low
- Mature size
- 30-50 ft × 20-35 ft
- Growth rate
- Fast
- Bloom color
- White
- Bloom season
- Spring
- Attracts
- Pollinators, Butterflies
- Tough against
- Drought, Poor soil
- Native to
- Eastern North America
Freeze survival
Will it survive your winters?
We score Black Locust’s freeze-trouble range against the real coldest nights your area has recorded.
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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