Family: Scrophulariaceae
Common name: Texas ranger, Texas rain sage, Texas silverleaf, Purple sage, Cenizo, Texas barometerbush, Barometer bush, Ash-bush, Ashplant, Wild lilac, Senisa, Cenicilla, Palo cenizo
Texas sage is a beautiful, evergreen, well-rounded bush that is perfect for xeriscaping and sustainable gardening with very little water. Known for its resilience to thrive in the desert conditions of Texas, they also grow in other countries with dry weather.
Plant Characteristics
Texas ranger plants grow to a height of 1-1.5 meters with woody stems that are soft and flexible towards the tip. The stems are silvery-white in color and well-branched. Leaves of the plant are also silver-white in color, elongated oval in shape with a wavy margin.
The unique silver color of the foliage makes the plant very distinct, easy to identify, and also gives them the names Texas silver leaf, Ash-bush, and Ashplant, since the leaves look like they are covered with a fine dusting of ash.
Texas ranger leaves release a strong, sage-like aroma when crushed. The silver color of the leaves and stem reflect sunlight, helping the plant regulate its temperature in dry, arid weather.
Texas ranger plants are known for their beautiful purple or pink flowers that bloom in plenty, creating a stark contrast against the pale silver foliage.
These flowers are tubular in shape with 5 petals that are fused at the throat. They appear in clusters in summer and fall, the size and color of the flowers varying based on the cultivars.
Flowering is often triggered by a change in weather following a rainstorm or a rise in humidity, and hence these plants are called Barometer bush or Barometer plant. These flowers blooming in plenty can attract pollinators like bees, insects, and butterflies that help pollinate them.
Texas ranger plants produce small, rounded, woody fruits that are 1.5-3 cm in diameter containing small wrinkled seeds. These fruit capsules split open on maturity to release the seeds, that are usually dispersed by wind or small animals.
Gardening Tips
Texas range plants grow in sandy, gravelly, rocky, and calcareous soil with good drainage. They need good sunlight to grow and flower well.
Water requirements are minimal since these are essentially desert plants. Hence they are excellent choices for xeriscaping or low-water gardening.
Pruning can be done to keep the bushy compact and well-rounded. They can also be grown as hedges or border plants to prevent grazing animals from entering the garden.
Fertilization can be done once in 3-4 months with a slow-release fertilizer since the plant does not really need extra nutrition. They are mostly pest-resistant, and any infestation can be treated with neem oil or organic pesticide sprays.
Uses of Texas Ranger Plants
Since these plants can grow in hot, arid, desert-like conditions, they can be used to bring greenery into desert landscapes. They are not prone to grazing and can survive for many years.
The aromatic leaves have antiseptic and anti-inflammatory properties. Texas ranger plants are widely used in xeriscaping since they need very little water to grow.
They also provide good ground cover in desert regions to prevent the desert topsoil from washing away in heavy rains.
Propagation
Propagation is through seeds and stem cuttings.
Each parent plant produces plenty of seeds that can be collected, dried, and sown in well-drained soil. Semi-hardwood cuttings taken in spring or summer can root well in soil.
Photographed at: Hebbal, Bangalore; Swiss town, Bangalore
