Bigelow's Tickseed
Leptosyne bigelovii
- Native to:
- United States
Walter Siegmund (talk)

Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Asteraceae
- Genus:
- Leptosyne
- Species:
- Leptosyne bigelovii
- USDA Symbol:
- COBI
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Forb/herb
- Height:
- 60 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- mar,apr,may
- Bloom Colors:
- yellow
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
- Caterpillars:
- ★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Host Plant for Caterpillars
⚠️Phaeton primrose sphinx (Euproserpinus phaeton)
Reported Fauna Sightings
Moths:Xanthothrix ranunculi
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 8.0 (neutral to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- Adapted to desert environments; thrives in arid conditions.
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 10–21 days
- Notes:
- Seeds germinate readily with moisture; typically germinates following winter rains in native desert habitat.
The above propagation data sourced from Claude AI
Pre-treatment: Single-step cold-moist stratification for temperate woodland species. for 60–120 days
Source: Claude AI