How to Fertilize iris 'Wise Gift'?
Diluted iris feed every three to four weeks during spring bloom

iris 'Wise Gift' · Iris 'Wise Gift'
Grow in any good garden soil that is moisture retentive but not waterlogged. In drier soils, dig in well-rotted organic matter before planting then apply as a mulch each spring. See bulb iris cultivation for further advice
Diluted iris feed every three to four weeks during spring bloom