Thelocactus setispinus

Category: Succulents
Family: Cactaceae
Origin: Mexico, Texas
Evergreen: yes
Flower Color: yellow
Bloom Time: April to September
Height: 5 inches
Width: 3 inches
Exposure: sun to part sun
Irrigation: low
Cold Hardiness: 5 F
Description: A very cold hardy cactus that does well in Houston area humidity. Plant in very gritty well drained soil.
Links:wildflower.org plants.USDA.gov