Scientific: Bignonia capreolata
Common: crossvine, trumpet flower
Family: Bignoniaceae
Origin: southestern United States from Maryland to central Texas

Pronounciation: Big-NO-nee-a ca-pree-o-LA-ta

Hardiness zones
Sunset
8-24
USDA 6-11

Landscape Use: Flowering accent, trellis, arbors, patio overhangs, wall cover (both green and cooling walls).

Form & Character: Evergreen perennial, semi-woody vine, tough, vibrant, wirey, colorful.

Growth Habit: Vigorous, twining by tendrils, to 30 feet, needs support to climb on, sprouts from base.

Foliage/texture: Opposite, compound leaves (trifoliate), two somewhat thick and leathery leaflets that are 3 to 6 inches in length and 2 inches wide with a protruding long slender branched tendril in between the two leaflets instead of a third leaflet; medium texture.

Flowers & fruits: Reddish orange, tubular trumpet flowers, usually in clusters, petals fused, corolla yellow; fruit an indehiscent, sharply elongated, brown capsule (4 to 8 inches long) containing many flat-winged seeds.

Seasonal color: Flowers in winter and early spring.

Temperature: Hardy

Light: Full sun to partial sun, but no full sahde.

Soil: Tolerant

Watering: Needs regular water.

Pruning: Limited pruning, only to control spread, especially of basal sprouts.

Propagation: Stem cuttings

Disease and pests: None

Additional comments: Crossvine is a great vine that I think should be used more in Phoenix landscapes. There are several named cultivated varieties such as 'Tangerine Beauty' (flowers are completely tangerine orange in color).