Alkanna
Alkanna tinctoria
- Native to:
- Albania, Algeria, Bulgaria, Cyprus, Czechia-Slovakia, East Aegean Is., Egypt, France, Greece, Hungary, Italy, Kriti, Krym, Lebanon-Syria, Libya, Morocco, NW. Balkan Pen., Palestine, Portugal, Romania, Sardegna, Sicilia, Sinai, Spain, Tunisia, Türkiye, Türkiye-in-Europe, Ukraine
iNaturalist: © thapapan (iNaturalist #103688281)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Boraginaceae
- Genus:
- Alkanna
- Species:
- Alkanna tinctoria
- USDA Symbol:
- ALTI
Growth Characteristics
- Height:
- 60 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- apr,may,jun
- Bloom Colors:
- blue, purple
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to Mediterranean regions, prefers calcareous soils
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate best with warm temperatures and light. Sow on soil surface or barely cover.
The above propagation data sourced from Claude AI