False indigo bush
Amorpha fruticosa
ShrubSecondary
Fast biomassNitrogen fixer
A tough nitrogen-fixing shrub that rebuilds poor soil, stabilises banks and regrows fast after chopping for mulch. Its downside: it's a listed invasive along waterways in many regions.
Tolerances & traits
- Strata
- Shrub
- Lifecycle
- Secondary
- Soil preference
- Sandy, Loam
- Soil pH range
- 6 – 8
- Min. temperature
- -30°C
- Min. rainfall
- 500 mm/year
- Wind tolerance
- Medium
- Frost tolerance
- High
- Growth rate
- Fast
- Irrigation needed
- Low
How to manage it
Hardy nitrogen-fixing shrub for poor soils and bank stabilisation; coppices well for chop-and-drop mulch.
Watch out for
Classified as invasive along waterways and floodplains in much of Europe and North America - self-seeds heavily and forms dense thickets; check local status before planting.
Design your line to see how your land fits False indigo bush.
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