Hoary Alyssum
Berteroa incana
- Native to:
- Albania, Austria, Baltic States, Belarus, Bulgaria, China, Czechia-Slovakia, France, Greece, Hungary, Italy, Kazakhstan, Kirgizstan, Krym, North Caucasus, NW. Balkan Pen., Poland, Romania, Russia, Switzerland, Tadzhikistan, Transcaucasus, Türkiye-in-Europe, Ukraine, Uzbekistan
Hardyplants (en.wikipedia.org) at English Wikipedia (en.wikipedia.org)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Brassicaceae
- Genus:
- Berteroa
- Species:
- Berteroa incana
- USDA Symbol:
- BEIN2
Growth Characteristics
- Life Cycle:
- Annual | Biennial | Perennial
- Growth Habit:
- Forb/herb
- Height:
- 90 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug,sep
- Bloom Colors:
- white
Wildlife Benefits
- Bees:
- ★★☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★★☆☆☆ Documented Lepidoptera association (GBIF)
Reported Fauna Sightings
Bees: Black and (Bombus auricomus), Brown-belted bumble (Bombus griseocollis), Common eastern (Bombus impatiens), Half-black bumble (Bombus vagans), Northern amber (Bombus borealis), Red-belted bumble (Bombus rufocinctus), 🛑Rusty-patched bumble (Bombus affinis), Yellow bumble (Bombus fervidus)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Salt Tolerant:
- 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 dry, open habitats like roadsides and fields
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily after cold stratification; surface sow and keep moist.