...said the visitor, “Broom isn't a climber, surely? It grows on heaths, doesn't it?” Yes it does - but in certain circumstances, and with certain species, it…
They are fully to half hardy and will prefer full sun with fertile but not over-rich, well drained soil. Resents being transplanted.
You can propagate the species by basal cuttings in the summer or by seeds in the summer.
Pests, diseases or disorders
Gall mites may be a problem.