Lanceleaf Water Plantain

Alisma lanceolatum

Native to:
Afghanistan, Albania, Algeria, Austria, Azores, Baleares, Baltic States, Belarus, Belgium, Bulgaria, Canary Is., China, Corse, Cyprus, Czechia-Slovakia, Denmark, East Aegean Is., Finland, France, Germany, Greece, Hungary, India, Iran, Iraq, Ireland, Italy, Kazakhstan, Kirgizstan, Kriti, Krym, Lebanon-Syria, Libya, Madeira, Morocco, Netherlands, North Caucasus, NW. Balkan Pen., Pakistan, Palestine, Poland, Portugal, Romania, Russia, Sardegna, Sicilia, Spain, Sweden, Switzerland, Tadzhikistan, Transcaucasus, Tunisia, Türkiye, Türkiye-in-Europe, Ukraine, Uzbekistan

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Alismataceae
Genus:
Alisma
Species:
Alisma lanceolatum
USDA Symbol:
ALLA2

Growth Characteristics

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

Garden & Ecology Notes

Wildlife Value:
waterfowl, aquatic invertebrates

Soil Requirements

Soil Type:
moist, nutrient-rich, clay or loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
commonly found in marshes and shallow water bodies

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds require light for germination and must be kept wet or submerged. Sow on saturated soil surface.

The above propagation data sourced from Claude AI