How to Fertilize iris 'Beverly Sills'?
Diluted iris bulb feed every three to four weeks spring blooming season

iris 'Beverly Sills' · Iris 'Beverly Sills'
Grow in well-drained, fertile, neutral to slightly acid soil in full sun. Plant rhizomes just above soil level. See bearded iris cultivation
Diluted iris bulb feed every three to four weeks spring blooming season