Rock Garden Plants
Moltkia petraea (Tratt.) Griseb.  
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FamilyBORAGINACEAE
Genus speciesMoltkia petraea (Tratt.) Griseb. 
BibliographySpic. Fl. Rumel. 2: 515 (1846)
Native RangeBalkan Peninsula
Primary BiomeTemperate
Habitatrocks
Altitude0-2000m
Descriptiongrey sericeous, densely leafy, lower leaves oblong-linear, obtuse, upper leaves linear, smaller, flowers in dense head, calyx lobes linear, corolla obconical
Size15-30cm
Colorblue
Bloomspring, summer
Ca+
Typesubshrub
Cultivationsunny rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in spring, germ. 1-3 months, 13-18°C
cuttings in late summer
SynonymsEchium petraeum Tratt.
Echium rosmarinifolium Vahl
Lithospermum petraeum (Tratt.) A.DC.
Lithospermum rosmarinifolium (Vahl) Rchb.
Lobostemon rosmarinifolius (Vahl) DC. & A.DC.
Moltkia petraea f. linearifolia H.Lindb.
Moltkia petraea f. oblongifolia H.Lindb.
Territory1 Europe
     13 Southeastern Europe (ALB Albania, GRC Greece, YUG Yugoslavia)
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