Slender Sensitive Pea

Chamaecrista serpens

Native to:
Argentina, Belize, Bolivia, Brazil, Colombia, Cuba, Guam, Guatemala, Guyana, Honduras, Jamaica, Nicaragua, Panamá, Paraguay, United States, Uruguay, Venezuela, Venezuelan Antilles

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Chamaecrista
Species:
Chamaecrista serpens
USDA Symbol:
CHSE9

Growth Characteristics

Life Cycle:
Annual | Perennial
Growth Habit:
Forb/herb
Height:
30 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jun,jul,aug,sep
Bloom Colors:
yellow
Ground Cover:
Yes
Lawn Substitute:
Yes

Wildlife Benefits

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

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Responds positively to fire; can resprout from root crown after low-intensity burns.

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 in tropical regions

Propagation & Germination

Stratification:
None required
Scarification:
Seed coat scarification required before sowing
Germination Time:
7–21 days
Notes:
Seeds require scarification (nicking or hot water treatment) to break physical dormancy; germination occurs rapidly in warm conditions.