How to Fertilize polyanthus 'Don Keefe'?
Balanced perennial feed every four weeks from spring through summer

polyanthus 'Don Keefe' · Primula 'Don Keefe'
Grow in fertile, humus-rich, moist but well-drained soil in full sun or partial shade, do not allow to dry out in hot weather
Balanced perennial feed every four weeks from spring through summer