Rock Garden Plants
Townsendia  rothrockii Rothrock  trib. Astereae 
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FamilyASTERACEAE
Genus species var.Townsendia  rothrockii Rothrock  trib. Astereae
Territory Northwestern U.S.A.South-Central U.S.A.ColoradoNew Mexico
rocky slopes
Altitude3600-4000m
Description leaves spathulate to oblanceolate, 10-35mm, subcarnose, glabrous, capitula sessile, involucre hemispherical, bracts glabrous, obovate, obtuse or acute, ligules 8-16mm
Size1-3cm
Colorblue, purple
Bloomsummer
Ca
Typecushion
Cultivationrock crevices with favourable water regime, eastern slopes
alpine house, poor, drained soil, shading in summer
Propagationseed in spring, barely covered, germ. 1 month, 10-16°C
cuttings of rosettes in spring
BibliographyFlora of North America www.eFloras.org
Compositae Checklist compositae.landcareresearch.co.nz
Picture
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý