Caption: "Iris sibirica 'Caesar's Brother', 2018 photo, Siberian Iris Beardless, , USDA Hardiness Zone 3, deep purple, Michigan Bloom Month 6a, In Garden Bed S4 for 6.9 YEARS (The ). Planted in 2011.Dug up, moved to S4 June 2011. Found tag with this plant. Was in