Black locust
Robinia pseudoacacia
EmergentSecondary
Fast biomassNitrogen fixer
Your free fertiliser factory: a fast, tough nitrogen-fixer that feeds the soil, gives rot-proof stakes and floods spring with bee forage. Keep it in check — it suckers and spreads, and it's thorny.
Tolerances & traits
- Strata
- Emergent
- Lifecycle
- Secondary
- Soil preference
- Sandy, Loam
- Soil pH range
- 4.6 – 8.2
- Min. temperature
- -35°C
- Min. rainfall
- 500 mm/year
- Wind tolerance
- Medium
- Frost tolerance
- High
- Growth rate
- Fast
- Irrigation needed
- Low
How to manage it
Fast nitrogen-fixing pioneer with rot-resistant timber and excellent bee forage; coppices and pollards vigorously.
Watch out for
English corrected from 'White acacia' to Black locust (false acacia). Suckers aggressively and is invasive in many regions; thorny; foliage, bark and seeds are toxic to livestock and humans.
Design your line to see how your land fits Black locust.
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