Tall False Foxglove
Agalinis aspera
- Native to:
- Canada, United States
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 3: 209.






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Orobanchaceae
- Genus:
- Agalinis
- Species:
- Agalinis aspera
- USDA Symbol:
- AGAS2
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Forb/herb
- Height:
- 80 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- aug,sep,oct
- Bloom Colors:
- pink, purple
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Deer Resistant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Common in fire-maintained prairies and oak savannas. Benefits from periodic burning which reduces woody competition.
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds require light for germination. Surface sow or barely cover.
The above propagation data sourced from Claude AI