How to Fertilize iris 'Black Sergeant'?
Diluted iris feed every three to four weeks during spring bloom
iris 'Black Sergeant' · Fertilizing
iris 'Black Sergeant' · Iris 'Black Sergeant'
Grow in well-drained, fertile, neutral to slightly acid loam in full sun. See bearded iris cultivation
Watering: Medium moisture in growth, then drier once flowering fully finishesSunlight: Full sunHarmful if eaten. Wear gloves and other protective equipment when handling