Hartweg's Beardtongue
Penstemon hartwegii
- Native to:
- Mexico
Patrick (www.flickr.com) from Compiègne, France,Daderot,Hectonichus,Internet Archive Book Images (www.flickr.com),Diego Delso (www.wikidata.org),Diego Delso (www.wikidata.org),Bois, D.; Frederick Warne (Firm); Herincq, B.; Step, Edward; Watson, William,Patrick Alexander (www.flickr.com) from Las Cruces, NM,Patrick Alexander (www.flickr.com) from Las Cruces, NM,Paramount Gardens,Wm. R. Prince & Co Wm. R. Prince & Co Henry G. Gilbert Nursery and Seed Trade Catalog Collection,Waller-Franklin Seed Co
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Plantaginaceae
- Genus:
- Penstemon
- Species:
- Penstemon hartwegii
- USDA Symbol:
- PEHA18
Growth Characteristics
- Height:
- 90 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug,sep,oct
- Bloom Colors:
- red, pink, purple, white
Garden & Ecology Notes
- Wildlife Value:
- hummingbirds, bees, butterflies
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- well-drained, sandy or rocky soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to rocky slopes and open areas
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–28 days
- Notes:
- Light aids germination; sow seeds on surface and do not cover deeply.
The above propagation data sourced from Claude AI
ORGHPS Germination Guide: Most interbreed and seed may not be what is labelled; germinates best with stored seed, even as long as 10 years at 20°