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Thymophylla acerosa
Also called Texas Dogweed, Prickleaf Dogweed
Pricklyleaf dogweed is a small, shrubby daisy-family subshrub with needle-like leaves and yellow flower heads, native to the southwestern US and Mexico. It grows on limestone and gypsum soils, so it needs sharp drainage, lots of sun and little water.
Thymophylla acerosa is a species of flowering plant in the daisy family. Its common names include pricklyleaf dogweed, prickleaf dogweed and Texas dogweed. It is a small, shrubby plant with needle-like leaves and yellow flower heads, native to the southwestern United States and Mexico, where it grows on limestone outcrops and gypsum soils.
Thymophylla acerosa is native to Mexico and the southwestern United States, where it has been recorded in Arizona, Nevada, New Mexico, Texas and Utah. It grows on calcareous outcrops and gypsum-rich soils at elevations of about 1,000–2,000 metres (3,300–6,600 ft) or more. It can flower throughout the year, but mostly does so in summer and autumn.
Fiveneedle pricklyleaf · Bristleleaf pricklyleaf · Ashy pricklyleaf · Pricklyleaf
Text excerpted from the Wikipedia article Thymophylla acerosa 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.
