Shrub Indiana Native Amorpha fruticosa [Indigobush Amorpha] The Indigobush Amorpha is a Indiana native shrub that can be found along river banks and shallow marshes. This shrub can be planted in areas of poor soil where few other plants will survive, as well as used for erosion control. To avoid weediness, seeds can be collected shortly after flowering as it can spread readily by seeds. Common problems of Amorpha fruticosa includes rust, leaf spots, powdery mildew and twig canker. Some gall problems…