Piedmont Breadroot

Pediomelum piedmontanum

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Pediomelum
Species:
Pediomelum piedmontanum
USDA Symbol:
PEPI

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
may,jun,jul
Bloom Colors:
purple, violet

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from deep taproot following fire; historically part of fire-maintained Piedmont prairies.

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to open, sandy areas; prefers sunny locations

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–90 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–42 days
Notes:
Hard seed coat requires scarification; inoculation with Rhizobium may improve establishment.

The above propagation data sourced from Claude AI