Life Span
Annual
Perennial
Type
Vegetable
Tree
Origin
Egypt
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States, Texas
Types
Lactuca sativa
Quercus phellos, Quercus nigra
Number of Varieties
1055
0
40000
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Habitat
Cold Regions
Hot climate regions, low mountains, Tropical regions
USDA Hardiness Zone
-99996-9
0
99
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AHS Heat Zone
-
9-3
Sunset Zone
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21
Habit
Rosette/Stemless
Oval or Rounded