Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Asteraceae

Genus:

Xylorhiza

Species:

Xylorhiza cognata

USDA Symbol:

XYCO2

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Shrub , Subshrub

Height:

40 cm

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

apr,may,jun

Bloom Colors:

white, lavender

Wildlife Benefits

Bees:

★☆☆☆☆ Documented bee visitation (GBIF)

Butterflies & Moths:

★☆☆☆☆ Documented Lepidoptera association (GBIF)

Caterpillars:

★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Host Plant for Caterpillars

Garden & Ecology Notes

Wildlife Value:

bees, butterflies

Deer Resistant:

Yes

Salt Tolerant:

Yes

Soil Requirements

Soil Type:

sandy, well-drained, nutrient-poor soil

pH:

6.0 - 8.0 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

native to arid regions, prefers rocky slopes

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–28 days

The above propagation data sourced from Claude AI