For more detailed information on this topic please see our Companion Planting article.
Choose plants that do not generate excessive leaf cover that will shade the iris rhizomes
Alliums - early/late flowering varieties/mix of the two
Tulips – early flowering varieties
Peonies
Roses – those with a loose habit are best (arthur bell)
Grasses – but be selective. Not invasive varieties.
Formal setting – box compartments