How to Fertilize Lathyrus odoratus 'Kate Cumberpatch'?
Weak sweet pea liquid bloom feed every two weeks spring until frost hits

Lathyrus odoratus 'Kate Cumberpatch' · Lathyrus odoratus 'Kate Cumberpatch'
Grow in humus-rich, fertile, well-drained soil in full sun or light dappled shade. Incorporate well-rotted organic manure before planting and apply a balanced liquid fertilizer every two weeks when in growth. Deadhead regularly to prolong flowering. See sweetpea cultivation for further information
Weak sweet pea liquid bloom feed every two weeks spring until frost hits