Low to moderate water once established; water deeply, then let the upper soil dry. Provide supplemental irrigation during Phoenix's extreme summer heat without keeping roots soggy.
A Canary Islands perennial with broad, leathery leaves and airy clusters of purple-and-white flowers; best in a sheltered Phoenix location away from reflected heat.
Light: Morning sun with afternoon shade in Phoenix; avoid intense western exposure and hot, reflective walls.
Water: Low to moderate water once established; water deeply, then let the upper soil dry. Provide supplemental irrigation during Phoenix’s extreme summer heat without keeping roots soggy.
Soil: Very well-drained sandy or gravelly soil; tolerates alkaline conditions. Use raised beds or containers where drainage is poor.
Mature size: Foliage reaches approximately 1–2 feet tall and 2–3 feet wide; flower stalks reach 3–4 feet tall.
Bloom: Primarily spring through early summer, with possible repeat bloom in fall; flowering may slow during extreme summer heat.
Evergreen / deciduous: Evergreen in mild winters; foliage may suffer frost damage.