Light: Bright filtered light or morning sun with afternoon shade in Phoenix; protect from intense western sun and reflected heat.
Water: Low water once established; water thoroughly, then let soil dry between waterings. Container plants need closer monitoring during extreme heat. Water sparingly in winter.
Soil: Very well-drained, gritty soil; use cactus mix amended with pumice or perlite in containers. Avoid heavy clay and standing water.
Mature size: Typically 2–4 feet tall and wide over time; often smaller in containers or with pruning.
Bloom: May bloom in summer on mature plants, but flowering is uncommon in cultivation.
Evergreen / deciduous: Evergreen; may drop leaves under cold, drought, or watering stress.
Growth rate: Slow; slower than the solid-green species.