Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Boraginaceae

Genus:

Romanzoffia

Species:

Romanzoffia californica

USDA Symbol:

ROCA6

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Forb/herb

Height:

30 cm

Light Requirements:

Part Shade

Drought Tolerance:

Low

Bloom Months:

mar,apr,may,jun

Bloom Colors:

white

Wildlife Benefits

Bees:

★☆☆☆☆ Documented bee visitation (GBIF)

Butterflies & Moths:

★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:

bees, butterflies

Soil Requirements

Soil Type:

rocky, well-drained loamy soil

pH:

5.5 - 7.0 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

consistently moist

Notes:

native to coastal and mountainous regions

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–42 days

Notes:

Seeds require light for germination. Best sown on surface of moist medium in cool conditions.

The above propagation data sourced from Claude AI