How to Fertilize ragged robin?
Balanced perennial feed every four weeks from spring through summer

ragged robin · Silene flos-cuculi
Also known as: crow flower; crow soap; cuckoo; cuckoo flower; cuckoo gilliflower; cuckoo hood; Indian pink; marsh gilliflower; meadow lychnis; meadow pink; wild William
Thrives in a moist, moderately fertile soil in sun or part shade. Well suited to moist meadows or wild gardens
Balanced perennial feed every four weeks from spring through summer