Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Apiaceae

Genus:

Cymopterus

Species:

Cymopterus davidsonii

USDA Symbol:

PTDA

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Forb/herb

Height:

15 cm

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

mar,apr,may

Bloom Colors:

yellow, white

Garden & Ecology Notes

Wildlife Value:

small mammals

Deer Resistant:

Yes

Soil Requirements

Soil Type:

rocky, well-drained sandy soil

pH:

6.0 - 8.0 (neutral to slightly alkaline)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

adapted to arid, rocky environments

Propagation & Germination

Stratification:

Cold/moist stratification required — 60–90 days

Germination Time:

14–42 days

Notes:

Seeds may require cold stratification; germination can be erratic in Apiaceae.

The above propagation data sourced from Claude AI