False Indigo is a deciduous shrub with purple flowers. It is used ornamentally and in restoration projects for its nitrogen-fixing ability. It can also be invasive in some regions. Inputs Hardiness zone 41 Hardiness zone 51 Hardiness zone 61 Hardiness zone 71 Hardiness zone 81 Outputs Wildlife habitat2 Type Shrub Deciduous Functions Nitrogen fixer3 Windbreak1 Soil stabilization1 Footnotes Amorpha fruticosa | Plants for a Future ↩ ↩2 ↩3 ↩4 ↩5 ↩6 ↩7 Gaia’s Garden - A Guide to Home-Scale Permaculture, 2nd Edition Table 10-1 ↩ Gaia’s Garden - A Guide to Home-Scale Permaculture, 2nd Edition Table 6-3 ↩