Light: Full sun to light shade; afternoon shade is helpful in Phoenix, especially near heat-reflecting walls or pavement.
Water: Low water once established. Water deeply but infrequently during extended hot, dry periods, allowing soil to dry thoroughly between waterings. Reduce watering in winter.
Soil: Very well-drained sandy, gravelly, or rocky soil. Tolerates alkaline soil; avoid heavy, poorly drained clay.
Mature size: Approximately 1–3 feet tall and 2–3 feet wide per rosette; colonies spread wider. Flower stalks commonly reach 4–7 feet tall.
Bloom: Typically late spring to early summer on mature plants; flowering may not occur every year. Does not die after flowering.
Evergreen / deciduous: Evergreen.
Growth rate: Slow.