Chihuahuan Sage. Leucophyllum laevigatum.	Chihuahuan Sage. Leucophyllum laevigatum.

Chihuahuan Sage. Leucophyllum laevigatum, Snapdragon or Figwort Family: ( Scrophulariaceae ), Chihuahuan Sage. Also Called: Cenizo, Blue Texas Ranger, Barometer Bushes. We wish to thank Wikipedia, the free encyclopedia for some of the information on this page. We share images and information with Wikipedia. A low evergreen shrub, or herbaceous perennial shrub. This plant is attractive to bees, butterflies and/or birds. Drought-tolerant; suitable for xeriscaping. With its intense violet flowers that appear in the summer through fall in response to humidity or rainfall, it is an eye-catching plant. Sometimes called barometer bushes. It is native to the middle elevation foothills of northern Mexico, it is found on sloping limestone soils of a sandy, or gravelly texture. It is adaptable to other desert soils provided they are well drained. Quick Notes: Height: About 4 - 5 feet in height. Spreading 3 - 5 feet. Flowers: Flowers 1/2 inch across, violet or bright purple, 5 broad petals, trumpet shaped, occur either singly or in small clusters from leaf axils. Blooming Time: February - May. Throughout the summer but very profuse during the monsoon rain period of late summer. Leaves: Simple, alternate, oval with no petiole, green. Found: Native of Northern Mexico in Baja Norte, Chihuahua, Coahuila, Durango, Nuevo Leon, Sonora, Tamaulipas, & Zacatecas. Elevation: Native from 2,200 - 4,900 feet. Hardiness: USDA Zone 9a: to -6.6 �C (20 �F) USDA Zone 9b: to -3.8 �C (25 �F) USDA Zone 10a: to -1.1 �C (30 �F) USDA Zone 10b: to 1.7 �C (35 �F) USDA Zone 11: above 4.5 �C (40 �F) Soil pH requirements: 5.6 to 6.0 (acidic) 6.1 to 6.5 (mildly acidic) 6.6 to 7.5 (neutral) 7.6 to 7.8 (mildly alkaline) 7.9 to 8.5 (alkaline) Sun Exposure: Full Sun Sun to Partial Shade Habitat: Alkaline, dry, well-drained/light soils. An ideal landscape plant in Arizona. Miscellaneous: Flowering Photos Taken March 22, 2006. Phoenix, Arizona.