Big Devils Beggartick
Bidens vulgata
- Native to:
- Canada, United States
Rob Routledge, Sault College, Bugwood.org
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Asteraceae
- Genus:
- Bidens
- Species:
- Bidens vulgata
- USDA Symbol:
- BIVU
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Forb/herb
- Height:
- 150 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- aug,sep,oct
- Bloom Colors:
- yellow
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
- Caterpillars:
- ★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Keystone Species Ranking
- Pollen Specialist Bee Keystone:
- ★★★☆☆ Native pollen specialist bee species supported by this genus (NWF)
Host Plant for Caterpillars
Agonopterix atrodorsella, Bidens borer (Epiblema otiosana)
Garden & Ecology Notes
- Wildlife Value:
- birds, bees, butterflies
Soil Requirements
- Soil Type:
- moist, fertile, well-drained loam
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- commonly found in disturbed areas and wetlands
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily in moist conditions; light may enhance germination.
The above propagation data sourced from Claude AI