Triangle Cactus (Acanthocereus tetragonus)

Light: Triangle Cactus grows well in a bright sunny location that is away from drafts or air conditioning. Soil: It prefers any rich, well-drained, good cactus potting soil.is ideal. Temperature: It prefers average temperatures between 50 degrees Fahrenheit 75 degrees Fahrenheit / 10 degrees Celsius 24 degrees Celsius are ideal but not below 40 degrees Fahrenheit / 5 degrees Celsius and avoid frost.