American water plantain (Alisma subcordatum)

American water plantain

Also known as: Common waterplantain, Waterplaintain

American water plantain (Alisma subcordatum) is a perennial aquatic plant found in the wetlands of eastern and central North America. It grows in shallow ponds, marshes, and along streams and rivers. Its small flowers bloom from summer to early autumn.

Scientific classification

Species

American water plantain (Alisma subcordatum)

Water plantains and allies

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Herb

Plant Type

Spring, Summer, Fall

Bloom Time

91 cm

Plant Height

45 cm to 60 cm

Spread

2.5 cm

Flower Size

White, Green

Flower Color

Deciduous

Leaf type

5 - 35 ℃

Ideal Temperature

Spring, Summer

Growth Season

Images of American water plantain

Attributes of American water plantain

Growth Rate

In mid-spring to summer, american water plantain exhibits moderate growth, influenced by longer daylight hours and ideal aquatic conditions. Enhanced cell division and elongation increase plant height, with visibly denser leaf proliferation. Occasional bursts of faster growth, in line with ideal conditions, lend dynamic variability to american water plantain's growth pattern.

Distribution of American water plantain

Distribution Map

American water plantain boasts its roots within the temperate regions of the Northern Hemisphere's major continent. Venturing outside its native terrain, it has found a niche in similar climates on nearby continents. American water plantain has been successfully cultivated, thus further broadening its range beyond its indigenous confines.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Shallow, Freshwater marshes, Streams, Ponds, Lakes

Hemisphere Trend Curve

Northern

Sorthern

Culture

Symbolism

Healing, Protection, Strength

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Care Guide for American water plantain

Every week

Water

Full sun

Sunlight

5 - 35 ℃

Ideal Temperature

Water: American water plantain thrives in wet, aquatic environments, requiring weekly watering to maintain soil moisture. This aquatic perennial grows outdoors, forming lush clumps along water bodies, stabilizing shorelines and providing habitat, reflecting its adaptation to high water saturation.

Fertilize: Fertilize american water plantain seasonally with balanced fertilizers for healthy growth and flowering. Apply quarterly, diluting to prevent root burn. Increase dosage as american water plantain matures, using slow-release in spring and liquid feeds in summer. Ensure even distribution and avoid leaf contact for optimal health in various environments.

Pruning: American water plantain flourishes in wetland habitats, featuring broad, oval leaves and delicate white flowers. Prune in early to late spring to encourage growth, remove dead leaves, and improve light and air circulation. This timing enhances health, vigor, and flowering while maintaining an attractive appearance.

Propagation: American water plantain thrives in aquatic environments, requiring sowing of seeds in wet substrates like muddy soil. Maintaining a consistently saturated environment is crucial for successful germination, emulating its native habitat. Proper care increases success for gardeners cultivating american water plantain in ponds or water gardens.

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