Rock Garden Plants
Trifolium  haydenii Porter  trib. Trifolieae 
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FamilyFABACEAE
Genus species var.Trifolium  haydenii Porter  trib. Trifolieae
SynonymsTrifolium haydenii var. barnebyi Isely
 Trifolium idahoense L.F.Hend.
Territory Northwestern U.S.A.IdahoMontanaWyoming
rocky slopes
Altitudemontane-subalpine
Description glabrous, stems short, leaflets 3, broadly ovate to suborbiculate, distinctly veined, denticulate, heads above leaves, 5-20-flowered, flowers 13-17mm long
Size10-15cm
Colorpink, whitish yellow
Bloomsummer
Ca
Typecarpet
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in spring, germ. 1-3 months, 13-18°C
division in spring; basal cuttings in late spring and 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