Chaffseed 🛑 Endangered

Schwalbea americana

Native to:
United States

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Orobanchaceae
Genus:
Schwalbea
Species:
Schwalbea americana
USDA Symbol:
SCAM

Growth Characteristics

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

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees
Fire Ecology:
Requires fire for germination
Fire Notes:
Fire-dependent species of coastal plain savannas and pine flatwoods. Populations decline without periodic fire; smoke and heat may stimulate germination.

Soil Requirements

Soil Type:
sandy, acidic, nutrient-poor soil
pH:
4.5 - 6.5 (acidic to slightly acidic)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
prefers open, sunny habitats with periodic disturbance

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
14–42 days
Notes:
Hemiparasitic; requires host plant roots for establishment. Seeds need light for germination.

The above propagation data sourced from Claude AI

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).

Source: Claude AI