Threadstalk Speedwell
Veronica filiformis
- Native to:
- North Caucasus, Transcaucasus, Türkiye
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Plantaginaceae
- Genus:
- Veronica
- Species:
- Veronica filiformis
- USDA Symbol:
- VEFI
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 10 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- apr,may,jun
- Bloom Colors:
- blue, white
- Ground Cover:
- Yes
- Lawn Substitute:
- Yes
Keystone Species Ranking
- Caterpillar Keystone:
- ★☆☆☆☆ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- bees
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- moist, well-drained loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- good drainage required
- Moisture:
- consistently moist
- Notes:
- prefers cool, damp environments
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–28 days
- Notes:
- Seeds require light for germination; surface sow and do not cover.