Caption: "Paeonia x (Itoh) 'Bartzella', 2015, [Peony] (3-SD-Y) Itoh Hybrid, pay-OHN-ee-uh EE-tow HIB-rih-duh, 31 in. Perennial (Anderson, 1986), Z4, 6-8 in. Lemon Yellow with red flares, Bloom Month 5-6, In Bed G4 R2 for 5.7 years Itoh Hybrid. Yellow, semi-doubl