Form: A casual, open shrub.
Leaf retention: Evergreen except drought and freeze deciduous.
Growth rate: Moderate to rapid.
Mature Size: 6' high and 8' wide.
Flowers: White flowers, 1-1.5" wide, in clusters.
Bloom: Spring through fall under hot, humid conditions.
Leaves: Grey-green leaves with serrate margins 1" long and 1/2" wide.
Stems: No thorns.
Wildlife: Bees, butterflies and birds are rarely observed on this plant.
Toxic / Danger: No.
Origin: Native to the Sonoran and Chihuahuan deserts of Arizona and Mexico.
Cultivation and Uses
USDA hardiness zones: 9-12.
Heat tolerant: Yes.
Drought tolerant: Yes.
Sun: Full sun to part shade.
Water once established: Monthly.
Soil: Well drained, pH 6.6-8.5 (neutral to alkaline).
Prune: At the end of winter, or after the last freeze, trim the longest branches to encourage
denser growth, or prune lightly to shape.
Uses: Ornamental, xeric garden.
This plant is a member of the Borage family (Boraginaceae). This is a tough plant for hot,
dry deserts. The bottom picture shows an unmaintained plant.
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Latest update: February, 2019.