Narrowleaf Bur-Reed

Sparganium angustifolium

Native to:
Albania, Aleutian Is., Austria, Baltic States, Belarus, Belgium, Bulgaria, Canada, China, Czechia-Slovakia, Denmark, Finland, Føroyar, France, Germany, Greece, Greenland, Iceland, India, Ireland, Italy, Japan, Kuril Is., Labrador, Netherlands, Norway, NW. Balkan Pen., Poland, Portugal, Prince Edward I., Russia, Spain, Sweden, Switzerland, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Typhaceae
Genus:
Sparganium
Species:
Sparganium angustifolium
USDA Symbol:
SPAN2

Growth Characteristics

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

Garden & Ecology Notes

Wildlife Value:
waterfowl, muskrats, fish
Deer Resistant:
Yes

Soil Requirements

Soil Type:
nutrient-poor, sandy or silty soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Commonly found in shallow water or wetland areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
14–60 days
Notes:
Seeds require cold-moist stratification and germinate best when sown in shallow water or saturated soil.

The above propagation data sourced from Claude AI