Rock Garden Plants
Erysimum  capitatum (Douglas) Greene   
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FamilyBRASSICACEAE
Genus species var.Erysimum  capitatum (Douglas) Greene 
SynonymsCheiranthus capitatus Douglas (basionym)
 Erysimum amoenum (Greene) Rydb.
 Erysimum nivale Greene
Territory
grassland and rocks
Altitude0-1700m
Description basal leaves numerous, variable, petals 15-25mm, siliques usually slightly compressed, in cross-section square, ascendent or erect, 3-10cm long
Size10-50cm
Colororange, red, yellow
Bloomlate spring, summer
Ca
Typesubshrub
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
cuttings in late summer
BibliographyFlora of North America www.eFloras.org
USDA Plants Database plants.usda.gov
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Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý