How to Fertilize Siberian iris 'Peter Hewitt'?
Iris rhizome feed monthly before flower bud development
Siberian iris 'Peter Hewitt' · Iris 'Peter Hewitt'
Grow in any good garden soil that is preferably moist but not waterlogged. In drier soils, dig in well-rotted organic matter before planting then apply as a mulch each spring
Iris rhizome feed monthly before flower bud development