Rock Garden Plants
Alkanna  graeca Boiss. & Spruner   
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FamilyBORAGINACEAE
Genus species var.Alkanna  graeca Boiss. & Spruner 
SynonymsAlkanna calliensis Nyman
Territory Southeastern EuropeBulgariaGreece
grassland and rocks
Altitude100-1500m
Description scabrously hirsute, leaves in rosette, oblong-lanceolate, acute, at base attenuate, upper leaves subcordate, shortly lanceolate, acute, flowers in lax raceme, corolla glabrous
Size30-50cm
Coloryellowish orange
Bloomsummer
Ca
Typetuft, fl. stem ascending
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; root cuttings in late winter
BibliographyTutin T.G.(ed.) Flora Europaea (1964-1980)
Euro+Med PlantBase www.emplantbase.org
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý