Grassy Arrowhead

Sagittaria graminea

Native to:
Canada, Cuba, Labrador, Prince Edward I., United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Alismataceae
Genus:
Sagittaria
Species:
Sagittaria graminea
USDA Symbol:
SAGR

Growth Characteristics

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

Keystone Species Ranking

Caterpillar Keystone:
★★☆☆☆ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
waterfowl, ducks, muskrats

Soil Requirements

Soil Type:
rich, moisture-retentive loam
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Commonly found in wetlands and shallow water areas.

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds require light for germination and should be surface sown in saturated soil or shallow water.

The above propagation data sourced from Claude AI