Rock Garden Plants
Oenothera  flava (A.Nelson) Garrett   
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FamilyONAGRACEAE
Genus species var.Oenothera  flava (A.Nelson) Garrett 
SynonymsLavauxia flava A.Nelson (basionym)
Territory Western CanadaNorthwestern U.S.A.North-Central U.S.A.Southwestern U.S.A.South-Central U.S.A.
dry, stony grassland
Altitude1000-1600m
Description acaulescent, subglabrous, leaves oblanceolate, 5-20cm, basally pinnate, flower sessile amongst leaves, opening at evening, petals 1-2cm long, fading purple
Size5-10cm
Colorpale yellow
Bloomsummer
Ca
Typerosette, tuft
Cultivationsunny site with a deep, drained soil
alpine house, rich, drained soil, sun
Propagationseed in spring, barely covered, germ. 1-3 months, 18-21°C
division in fall; cuttings in late summer
BibliographyHitchcock, C.L.: Vascular Plants of the Pacific Northwest
USDA Plants Database plants.usda.gov
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý