Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Rubiaceae

Genus:

Galium

Species:

Galium collomiae

USDA Symbol:

GACO

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Forb/herb , Subshrub

Height:

30 cm

Light Requirements:

Full Sun

Drought Tolerance:

Low

Bloom Months:

may,jun,jul

Bloom Colors:

white

Ground Cover:

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 rocky slopes and open woodlands

Propagation & Germination

Stratification:

Cold/moist stratification required — 60–90 days

The above propagation data sourced from Claude AI