Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Apiaceae

Genus:

Ptilimnium

Species:

Ptilimnium ahlesii

USDA Symbol:

PTAH

Growth Characteristics

Life Cycle:

Annual

Growth Habit:

Forb/herb

Height:

100 cm

Light Requirements:

Full Sun

Drought Tolerance:

Low

Bloom Months:

may,jun,jul

Bloom Colors:

white

Garden & Ecology Notes

Wildlife Value:

pollinators

Soil Requirements

Soil Type:

moist, sandy, well-drained soil

pH:

5.5 - 7.0 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

consistently moist

Notes:

often found in wetland margins and sandy floodplains

Propagation & Germination

Stratification:

Cold/moist stratification required — 60–90 days

The above propagation data sourced from Claude AI