Alyssum argenteum
Odontarrhena argentea
- Native to:
- Italy
Photo by David J. Stang,Photo by David J. Stang,Krzysztof Ziarnek, Kenraiz,Agnieszka Kwiecień, Nova,Agnieszka Kwiecień, Nova,Agnieszka Kwiecień, Nova,Krzysztof Ziarnek, Kenraiz,阿橋 HQ (www.flickr.com),Neuchâtel Herbarium,Neuchâtel Herbarium,Krzysztof Ziarnek, Kenraiz,Internet Archive Book Images (www.flickr.com)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Brassicaceae
- Genus:
- Odontarrhena
- Species:
- Odontarrhena argentea
- USDA Symbol:
- ALAR9
Growth Characteristics
- Height:
- 30 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- apr,may,jun
- 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 (neutral to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- commonly found on limestone or serpentine substrates
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–28 days
- Notes:
- Seeds germinate best with light exposure and cool temperatures around 15-18°C.
The above propagation data sourced from Claude AI