Poisonbean

Sesbania drummondii

Native to:
El Salvador, Mexico, United States
Poisonbean

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Sesbania
Species:
Sesbania drummondii
USDA Symbol:
SEDR

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb , Subshrub
Height:
300 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
may,jun,jul,aug,sep,oct
Bloom Colors:
yellow, orange, red
Landscaping Shrub:
Yes

Wildlife Benefits

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

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, hummingbirds
Salt Tolerant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts vigorously from roots after fire or cutting; typical of coastal prairie and wetland edge habitats with periodic disturbance.

Soil Requirements

Soil Type:
moist, nutrient-rich, well-drained soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Commonly found in wetlands and floodplains

Propagation & Germination

Stratification:
None required
Scarification:
Seed coat scarification required before sowing
Germination Time:
7–21 days
Notes:
Hard seed coat requires scarification (mechanical or hot water treatment) for best germination rates.

The above propagation data sourced from Claude AI