Rock Garden Plants
Arnica  spathulata Greene  trib. Heliantheae 
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FamilyASTERACEAE
Genus species var.Arnica  spathulata Greene  trib. Heliantheae
SynonymsArnica cusickii Rydb.
 Arnica eastwoodiae Rydb.
 Arnica spathulata ssp. eastwoodiae (Rydb.) Maguire
Territory Northwestern U.S.A.Southwestern U.S.A.CaliforniaOregon
rocky slopes
Altitude200-1500m
Description adpressed hirsute, glandular, leaves oblanceolate, dentate, subsessile, stem leaves 3-5 pairs, capitula discoid, 3-10, involucre narrowly campanulate, phyllaries glandular
Size10-40cm
Coloryellow
Bloomsummer
Ca
Typetuft
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in spring, barely covered, germ. 1 month, 10-16°C
division in spring; cuttings in late summer
BibliographyFlora of North America www.eFloras.org
Compositae Checklist compositae.landcareresearch.co.nz
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý