Texas barometer bush is an evergreen shrub native to Texas and northern Mexico, valued for its silver foliage and abundant purple flowers. The key to growing it is full sun and very well-drained, lean soil, as it tolerates heat and drought but resents wet roots.
Family
Scrophulariaceae (Scrophulari family)
Grows as
Shrub
Light
Full sun
Water
Water deeply but infrequently, letting the soil dry out between waterings; established plants need little supplemental water.
Soil
Well-drained, sandy or rocky, alkaline or calcareous soil.
Temperature
18–40 °C; protect below about -5 °C
How easy
Easy
Native range
SW. Texas to Mexico
Climate
desert or dry shrubland
About
Leucophyllum frutescens is an evergreen shrub in the figwort family, Scrophulariaceae, native to the U.S. state of Texas, where it is the official "State Native Shrub of Texas", and to the states of Coahuila, Nuevo León, and Tamaulipas in northern Mexico. Although commonly known as Texas sage, it is not a true sage and is distinct from the genus Salvia. The species is also called Texas Ranger, Texas rain sage, cenizo, Texas silverleaf, Texas barometerbush, ash-bush, wild lilac, purple sage, senisa, cenicilla, palo cenizo, or hierba del cenizo.
How to grow it
Due to its abundant purple flowers, Texas sage is a popular ornamental plant, commonly used for edge and area plantings in warmer and drier areas. It requires minimal water, is easily shaped into hedges, and blooms over the entire surface. It is available in a variety of cultivars, including 'Green Cloud', 'White Cloud', 'Compacta', 'Convent', and 'Bert-Star'.
Where it grows
Leucophyllum frutescens is a host plant for the caterpillars of the theona checkerspot (Chlosyne theona) and calleta silkmoth
[Contains information from Leaf Area Index (LAI) and Heritage Trees from data.gov.sg (National Parks Board), made available under the terms of the Singapore Open Data Licence version 1.0]
Text excerpted from the Wikipedia article Leucophyllum frutescens by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.