Prickly Hound's Tongue
Cynoglossum wallichii
- Native to:
- Afghanistan, Bangladesh, China, India, Kirgizstan, Laos, Myanmar, Nepal, Pakistan, Tadzhikistan
Arkadiusz Nowak, Marcin Nobis, Sylwia Nowak, Agnieszka Nobis, Anna Wróbel, Sebastian Świerszcz, Ewelina Klichowska, Iwona Dembicz & Grzegorz Kusza



Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Boraginaceae
- Genus:
- Cynoglossum
- Species:
- Cynoglossum wallichii
- USDA Symbol:
- CYGL8
Growth Characteristics
- Life Cycle:
- Biennial
- Growth Habit:
- Forb/herb
- Height:
- 60 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- may,jun,jul,aug
- Bloom Colors:
- blue, purple
Garden & Ecology Notes
- Wildlife Value:
- bees
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- prefers cool, mountainous regions
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–42 days
- Notes:
- Seeds may have irregular germination; light may improve germination rates.
The above propagation data sourced from Claude AI