Purple Lovegrass

Eragrostis spectabilis

Native to:
Mexico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Eragrostis
Species:
Eragrostis spectabilis
USDA Symbol:
ERSP

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
aug,sep,oct
Bloom Colors:
purple, pink, red

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes
Salt Tolerant:
Yes
Fall Color:
bronze, tan
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts vigorously from roots after fire; typical warm-season prairie grass response to burning.

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to open, sunny areas with poor soil

Propagation & Germination

Stratification:
None required
Germination Time:
7–21 days
Notes:
Seeds germinate readily with light and warmth; surface sow as light aids germination.

The above propagation data sourced from Claude AI

Pre-treatment: Seeds are placed in cold moist stratification for 90 days.

Establishment: There is a discrepancy in the germination temperature, with one study suggesting 21C and another suggesting 30C. Both temperatures have been included in the protocol.

Source: npn.rngr.net

ORGHPS Germination Guide: Sow @ 4C for 3 months, then place @ 20C for 3 months.

Source: Ontario Rock Garden & Hardy Plant Society