Roundleaf Stoneseed
Lithospermum calycosum
- Native to:
- Guatemala, Mexico, United States
Jardin botanique de la ville de Bordeaux.,Wren, R. C. (Richard Cranfield), 1864-1931 Holmes, Edward Morell, 1843-,Harvard University.,Harvard University.,Montgomery, F. H.(Frederick Howard),1902-author,various authors (en.wikipedia.org),,Colonial Herbarium,Mohl, Hugo von, 1805-1872 Schlechtendal, D. F. L. von (Diederich Franz Leonhard), 1794-1866
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Boraginaceae
- Genus:
- Lithospermum
- Species:
- Lithospermum calycosum
- USDA Symbol:
- LIOB5
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 60 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- apr,may,jun
- Bloom Colors:
- yellow
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:
- Resprouts from deep taproot following fire; found in fire-maintained prairies and glades.
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 60–90 days
- Germination Time:
- 14–42 days
- Notes:
- Seeds may have low viability; cold stratification improves germination rates.
The above propagation data sourced from Claude AI
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.
Source: Claude AI