Alyssum alpestre
Odontarrhena alpestris
- Native to:
- France, Italy, Switzerland
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Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Brassicaceae
- Genus:
- Odontarrhena
- Species:
- Odontarrhena alpestris
- USDA Symbol:
- ALAL13
Growth Characteristics
- Height:
- 20 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- may,jun,jul
- Bloom Colors:
- yellow
- Ground Cover:
- Yes
Garden & Ecology Notes
- Wildlife Value:
- bees
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- rocky, well-drained calcareous soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- thrives in alpine and subalpine regions
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–28 days
- Notes:
- Seeds germinate readily after cold stratification; light may enhance germination.
The above propagation data sourced from Claude AI