How to Prune hyacinth bean?
Routine pruning is unnecessary; shorten overlong shoots to fit the available space. Prune in spring.

hyacinth bean · Lablab purpureus
Also known as: Australian pea; bonavist; dolichos bean; Egyptian kidney bean; jack bean; lablab; lubia bean; seim bean; 埃及豆; 印度豆
Can be grown as a tender annual outdoors, but needs a long summer to crop well. Alternatively grow under heated glass in loam-based potting compost in full light, and liquid feed every two weeks until flowering
Routine pruning is unnecessary; shorten overlong shoots to fit the available space. Prune in spring.