Tharp's Dropseed

Sporobolus airoides

Native to:
Canada, Mexico, United States
Tharp's Dropseed

National Museum of Natural History (en.wikipedia.org)

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Sporobolus
Species:
Sporobolus airoides
USDA Symbol:
SPTH

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
120 cm
Light Requirements:
Part Shade
Drought Tolerance:
High
Bloom Months:
jun,jul,aug,sep

Host Plant for Caterpillars

Bucculatrix sporobolella, Olivia's buckmoth (Hemileuca oliviae)

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes
Salt Tolerant:
Yes
Fall Color:
tan
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts vigorously from the root crown following fire. Adapted to periodic burning in prairie and desert grassland ecosystems.

Propagation & Germination

Stratification:
None required
Germination Time:
7–21 days
Notes:
Seeds germinate readily without pretreatment. Light may improve germination rates.

The above propagation data sourced from Claude AI