How to Fertilize iris 'Professor Blaauw'?
Diluted iris feed every three to four weeks during spring bloom
iris 'Professor Blaauw' · Fertilizing
iris 'Professor Blaauw' · Iris 'Professor Blaauw'
Grow in well-drained, neutral or slightly alkaline soil. See bulb iris cultivation for more information
Watering: Medium moisture in growth, then drier once flowering fully finishesSunlight: Full sunHarmful if eaten. Wear gloves and other protective equipment when handling