Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Apiaceae

Genus:

Ptilimnium

Species:

Ptilimnium nuttallii

USDA Symbol:

PTNU

Growth Characteristics

Life Cycle:

Annual

Growth Habit:

Forb/herb

Height:

80 cm

Light Requirements:

Full Sun

Drought Tolerance:

Low

Bloom Months:

may,jun,jul

Bloom Colors:

white

Wildlife Benefits

Bees:

★☆☆☆☆ Documented bee visitation (GBIF)

Garden & Ecology Notes

Wildlife Value:

bees, beneficial insects

Deer Resistant:

Yes

Soil Requirements

Soil Type:

moist, sandy, well-drained soil

pH:

5.5 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

consistently moist

Notes:

prefers wetland or riparian areas

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–30 days

Notes:

Seeds may benefit from cold-moist stratification; light may aid germination.

The above propagation data sourced from Claude AI