Plant Name: Desert Willow
Scientific Name: Chilopsis linearis — Desert Willow, Willowleaf Catalpa
Mature Height: 15–30 ft
Mature Spread: 10–20 ft
Growth Rate: Fast (2–3 ft/year)
Sun: Full sun
Water: Low to moderate; ~5–10 gal/week while establishing, then ~10–15 gal every 10–14 days once established; increase during extreme heat
Foliage: Narrow, willow-like, medium green, deciduous
Fall Color: Yellow to bronze
Flower Color: Pink, magenta, burgundy, or lavender depending on cultivar
Bloom Time: Late spring through summer
Fruit: Long, narrow brown seed capsules
Hardiness Zones: 7–11 (0°F to 45°F)
Features: Drought tolerant; heat tolerant; fast growing; long flowering season; attracts hummingbirds, bees, and butterflies; excellent choice for xeriscaping
Additional Facts: Despite its common name, Desert Willow is not a true willow. It belongs to the family Bignoniaceae and is more closely related to catalpa and trumpet vines. It naturally grows as a multi-trunked small tree but can be trained to a single trunk.