Europe, Mediterranean, Northern Africa, Western Asia
Hybrid origin
Damp shady woods, Hedgebanks, Mediterranean region
low mountains, Lower slopes, Screen Cottage and Informal Garden
21,22
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23