Life Span
Annual and Perennial
Perennial
Type
Tender Perennial
Vegetable
Origin
Southern Europe, Mediterranean
Europe, Mediterranean, Northern Africa, Western Asia
Types
Erysimum cheiri
red radicchio, bicolored radicchio, (green radicchio
Number of Varieties
502
0
40000
👆🏻
Habitat
gardens, Grassland, Prairies
Mediterranean region
USDA Hardiness Zone
7-98-12
0
99
👆🏻
AHS Heat Zone
9-7
9-1
Sunset Zone
4, 5, 6, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Mat-forming
Clump-Forming