Rock Garden Plants
Helianthemum  scoparium Torr. & A.Gray   
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FamilyCISTACEAE
Genus species var.Helianthemum  scoparium Torr. & A.Gray 
SynonymsCrocanthemum scoparium (Torr. & A.Gray) Millsp.
 Helianthemum scoparium var. aldersonii (Greene) Munz
 Helianthemum suffrutescens B.Schreib.
Territory Southwestern U.S.A.California
dry, rocky slopes
Altitude0-1500m
Description leaves 10-25mm long, narrowly linear, revolute, short-lived, flowers 10-14mm, in small terminal leafy panicle
Size20-25cm
Colorbright 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. 1-3 months, 13-18°C
cuttings in late summer
BibliographyThe Jepson Manual ucjeps.berkeley.edu
USDA Plants Database plants.usda.gov
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý