How to Fertilize sweet pea 'Dave Thomas'?
Light low-nitrogen feed once in spring and again before flowering

sweet pea 'Dave Thomas' · Lathyrus odoratus 'Dave Thomas'
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. See sweetpea cultivation for further information
Light low-nitrogen feed once in spring and again before flowering