Silver Plumegrass

Erianthus alopecuroides

Native to:
United States, Virgin Islands

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Erianthus
Species:
Erianthus alopecuroides
USDA Symbol:
SAAL21

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
300 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
aug,sep,oct
Bloom Colors:
silver, white

Wildlife Benefits

Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)
Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Host Plant for Caterpillars

Delaware Skipper (Atrytone logan)

Garden & Ecology Notes

Wildlife Value:
birds, butterflies
Deer Resistant:
Yes
Fall Color:
tan, brown
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Tolerates fire; resprouts from rhizomes after burning.

Soil Requirements

Soil Type:
moist, well-drained sandy loam
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
Prefers open areas with full sun exposure

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds germinate readily after cold stratification; surface sow on moist soil.