Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Lamiaceae

Genus:

Trichostema

Species:

Trichostema arizonicum

USDA Symbol:

TRAR

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Subshrub

Height:

60 cm

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

jul,aug,sep

Bloom Colors:

blue, purple

Wildlife Benefits

Bees:

★☆☆☆☆ Documented bee visitation (GBIF)

Butterflies & Moths:

★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:

bees, butterflies

Deer Resistant:

Yes

Fragrant:

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:

Thrives in arid desert conditions

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–30 days

Notes:

Seeds benefit from cold stratification for 30-60 days to break dormancy.