Its rapid early growth, even on infertile sites, and tolerance of both highly acidic and alkaline soils make it popular for stabilizing and revegetating mine spoils. It is used for shade and ornamental purposes in cities where its hardiness, dense foliage and bright yellow flowers are positive attributes. Other Uses . A natural dye, used in the batik textile industry in Indonesia, is also extracted from the bark. Silviculture Propagation .
Propagation is generally by seed.
Pregermination treatment is essential to promote seed germination. Immersion of seed in ample boiling water for 1-2 minutes is suitable to break dormancy. Inoculation with appropriate rhizobia may be beneficial, especially when seedlings are raised in sterilized soil. Establishment is successful by containerized seedlings or by direct seeding. Containerized seedling generally give higher survival, especially in areas of heavy weed competition.