Rock Garden Plants
Cerastium  arcticum Lange   
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FamilyCARYOPHYLLACEAE
Genus species var.Cerastium  arcticum Lange 
SynonymsCerastium hyperboreum Tolm.
 Cerastium nigrescens ssp. arcticum (Lange) P.S.Lusby
Territory
rocks
Altitudearctic-subarctic
Description thinly rhizomatous, leaves obovate to elliptic, 10-15mm long, yellow-green, glabrous to shortly white hirsute, ciliate, corolla 18-25mm across, petals emarginate
Size5-10cm
Colorwhite
Bloomspring, summer
Ca
Typelax carpet
Cultivationrock crevices with favourable water regime, eastern slopes
alpine house, poor, drained soil, shading in summer
Propagationseed in spring, barely covered, germ. 1-3 months, 13-18°C
division in early spring; cuttings in late summer
BibliographyTutin T.G.(ed.) Flora Europaea (1964-1980)
Euro+Med PlantBase www.emplantbase.org
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý