1 What is
1.1 Life Span
1.2 Type
1.3 Origin
Southwestern United States, Mexico
North America, Northeastern United States, North-Central United States, Alaska, Canada
1.4 Types
Coryphantha ramillosa, Coryphantha echinus
Ornamental Tree
1.4.1 Number of Varieties
1.5 Habitat
Desert, Grassland, Rocky areas, Sandy areas
Slopes, Swamps
1.6 USDA Hardiness Zone
1.7 AHS Heat Zone
1.8 Sunset Zone
12, 13, 21, 22, 23, 24
A1, A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6
1.9 Habit
Clump-Forming
Oval or Rounded