How to Prune bleeding heart?
No pruning required

bleeding heart · Lamprocapnos spectabilis
Also known as: bleeding hearts; Chinaman's breeches; Dutchman's breeches; lady in the bath; locks and keys; lyre flower; seal flower; showy bleeding heart
Grow in moist, fertile, humus-rich soil, preferably neutral or slightly alkaline; site in partial shade although will tolerate sun if the soil is moist
No pruning required