How to Fertilize iris 'Goring Steeple'?
Twice yearly feeding, early spring and pre-bloom period fertilization

iris 'Goring Steeple' · Iris 'Goring Steeple'
Grow in acid or neutral soil in sun or partial shade with a cool root run where the soil is moist but well-drained. Mulch in spring
Twice yearly feeding, early spring and pre-bloom period fertilization