Ash Penstemon

Penstemon cinicola

Native to:
United States

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Plantaginaceae
Genus:
Penstemon
Species:
Penstemon cinicola
USDA Symbol:
PECI2

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb , Subshrub
Height:
40 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jun,jul,aug
Bloom Colors:
blue, purple, violet

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees, hummingbirds
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from root crown following fire; occurs in fire-prone volcanic ash and cinder habitats.

Soil Requirements

Soil Type:
well-drained, rocky or sandy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to mountainous regions, prefers open, sunny areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–90 days
Germination Time:
14–30 days
Notes:
Cold stratification improves germination rates. Light may aid germination.

The above propagation data sourced from Claude AI

Pre-treatment: Cool (38°F) and moist stratification to break dormancy prior to germination

Establishment: This plant primarily resides in California and Oregon.

Source: npn.rngr.net

ORGHPS Germination Guide: Sow @ 4C for 3 months, then place @ 20C for 3 months. Requires light / surface sow (fine seed).

Source: Ontario Rock Garden & Hardy Plant Society