Texas Desert-rue (Thamnosma Texana) is a perennial shrub in the Rutaceae family with easy care difficulty. It requires drought-tolerant watering and full sun light in USDA hardiness zones 8-11. This plant is toxic to cats and dogs — keep it out of reach of pets.

A perennial shrub native to arid regions of Texas and northern Mexico, known for its distinctive jointed green stems and small purple flowers.

Texas Desert-rue

Texas Desert-rue

Thamnosma Texana

A perennial shrub native to arid regions of Texas and northern Mexico, known for its distinctive jointed green stems and small purple flowers.

Quick Facts

Type
shrub
Lifecycle
perennial
Care Difficulty
Easy
Water Needs
drought-tolerant
Light
Full Sun
Hardiness Zones
8-11

Safety

⚠️
Not Pet Safe
⚠️
Not Child Safe
☠️
Toxic

Growing Conditions

Soil Types:rocky, sandy, limestone
Indoor:No
Outdoor:Yes
Garden Use:specimen, erosion control

Care Calendar

Monthly care tasks for Texas Desert-rue

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Texas Desert-rue
Texas Desert-rue detail

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Taxonomy

Family:Rutaceae
Genus:Thamnosma