Rock Garden Plants
Euphorbia  petrophila C.A.Mey.   
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FamilyEUPHORBIACEAE
Genus species var.Euphorbia  petrophila C.A.Mey. 
SynonymsEuphorbia colchica (Litv.) Geltman
 Galarhoeus petrophilus (C.A.Mey) Prokh.
 Tithymalus petrophilus (C.A.Mey.) Soják
Territory Eastern EuropeCaucasusWestern AsiaKrymLebanon-SyriaNorth CaucasusTranscaucasusTurkeyUkraine
rocks
Altitudemontane-subalpine
Description glabrous, grey-green, stem leaves thick, linear-spathulate or oblong, obtuse, 1-2cm, rays of umbel 3-6, involucral bracts orbiculate-reniform
Size10-15cm
Coloryellow
Bloomsummer
Ca+
Typesubshrub
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in winter, germ. 1-3 months, 18-21°C
cuttings in late spring and late summer
BibliographyTutin T.G.(ed.) Flora Europaea (1964-1980)
World Checklist apps.kew.org/wcsp
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