Stemless Beardtongue
Penstemon acaulis
Andrey Zharkikh from Salt Lake City, USA
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Plantaginaceae
- Genus:
- Penstemon
- Species:
- Penstemon acaulis
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb , Subshrub
- Height:
- Less than 6 in
- Light Requirements:
- Full Sun
- Bloom Months:
- may, jun, jul
- Bloom Colors:
- White, Yellow, Blue, Purple
- Ground Cover:
- Yes
Native Range
United States: Utah, Wyoming
Soil Requirements
- Soil Type:
- sandy, nutrient-poor, well-drained soil
- pH:
- 6.0 - 8.0 (neutral to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to arid, rocky habitats
Germination Information
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).
Source: OpenAI GPT-4o