Light: Full sun for best flowering; tolerates light afternoon shade, especially near hot west-facing walls.
Water: Low to moderate water once established. Water deeply, then let the upper several inches of soil dry; provide supplemental irrigation during prolonged summer heat.
Soil: Well-drained soil; tolerates sandy, gravelly, and alkaline soils. Avoid persistently wet soil.
Mature size: Typically 4–6 feet tall and wide; potentially larger in protected locations with regular irrigation.
Bloom: Repeatedly from spring through fall, often until frost; flowering may slow during extreme heat or drought.
Evergreen / deciduous: Semi-evergreen in Phoenix; may lose leaves or experience stem dieback during freezing weather.
Growth rate: Moderate to fast with warmth and adequate water.