How to Fertilize Epimedium × setosum?
Apply a balanced fertilizer in spring and again after flowering.

Epimedium × setosum · Epimedium × setosum
Grow in fertile, humus-rich, moist but well-drained soil in partial shade, with shelter from cold, drying winds. Where frosts are prolonged or severe, spread an organic mulch such as leaf mould or composted bark to protect plants over winter
Apply a balanced fertilizer in spring and again after flowering.