Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Scrophulariaceae

Genus:

Penstemon

Species:

Penstemon bryantiae

USDA Symbol:

PEBR17

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Forb/herb

Height:

40 cm

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

jun,jul,aug

Bloom Colors:

lavender, purple

Wildlife Benefits

Bees:

★☆☆☆☆ Documented bee visitation (GBIF)

Butterflies & Moths:

★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:

bees, butterflies, hummingbirds

Deer Resistant:

Yes

Soil Requirements

Soil Type:

rocky, well-drained, nutrient-poor soil

pH:

6.0 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

native to mountainous regions, prefers rocky outcrops

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–90 days

Germination Time:

14–60 days

Notes:

Cold stratification improves germination rates. Seeds may germinate erratically over several weeks.

The above propagation data sourced from Claude AI