Rock Garden Plants
Onosma frutescens Lam.  
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FamilyBORAGINACEAE
Genus speciesOnosma frutescens Lam. 
BibliographyTabl. Encycl. 1: 407 (1792)
Native Rangec. & s. Greece to Israel
Primary BiomeTemperate
Habitatrocks
Altitude0-1600m
Descriptionsetose, lower leaves oblong-spathulate, stem leaves oblong, obtuse, flowers in terminal raceme, corolla glabrous, 15-20mm long
Size10-20cm
Coloryellow, purple
Bloomsummer
Ca+
Typeperennial
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
SynonymsOnosma echioides Sm.
Onosma echioides var. olympica Stoj. & Jordanov
Onosma orientalis Lehm.
Onosma tournefortii Griseb.
Territory1 Europe
     13 Southeastern Europe (GRC Greece)
3 Asia-Temperate
     34 Western Asia (EAI East Aegean Is., LBS Lebanon-Syria, PAL Palestine, TUR Turkey)
Version 10.0
(c) 1990-2025 RNDr. Pavel Slabý