Wild Tantan

Desmanthus acuminatus

Native to:
Argentina, Bolivia, Paraguay, United States, Uruguay

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Desmanthus
Species:
Desmanthus acuminatus
USDA Symbol:
DEAC3

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb , Shrub , Subshrub
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
may,jun,jul,aug,sep
Bloom Colors:
white, cream

Wildlife Benefits

Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from root crown following fire; typical of prairie legumes.

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
Commonly found in open, sunny areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–30 days
Notes:
Scarification of hard seed coat required; hot water treatment or mechanical scarification effective.

The above propagation data sourced from Claude AI

Pre-treatment: Single-step cold-moist stratification for temperate woodland species. for 60–120 days

Source: Claude AI