How to Fertilize tall bearded iris 'Owyhee Desert'?
Diluted iris feed every three to four weeks during spring bloom
tall bearded iris 'Owyhee Desert' · Iris 'Owyhee Desert'
Plant in full sun in well-drained soil, and with the top surfaces of the rhizomes exposed so that they get baked in summer sun, which encourages flowering. See bearded iris cultivation
Diluted iris feed every three to four weeks during spring bloom