Star duckweed (Lemna trisulca)

Star duckweed

Star duckweed (Lemna trisulca) is called duckweed because it is an important food source for fish and birds. This aquatic plant grows in freshwater habitats in temperate regions worldwide. It is a good choice for a garden water plant because it is attractive and less invasive than other duckweeds. It also attracts wildlife and encourages diversity of pond-dwelling invertebrates.

Scientific classification

Species

Star duckweed (Lemna trisulca)

Water plantains and allies

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Perennial

Lifespan

Herb

Plant Type

Spring, Summer, Fall

Bloom Time

5 - 32 ℃

Ideal Temperature

Summer

Growth Season

Rapid

Growth Rate

Images of Star duckweed

Attributes of Star duckweed

Growth Rate

In summer, the rapid growth rate of star duckweed significantly affects its morphological development, big leaf production, and prolific floating mats. This emergent aquatic plant's explosive growth can lead to complete water surface coverage in optimal conditions. Growth rate slows down in other seasons but remains high in its active season.

Distribution of Star duckweed

Distribution Map

Star duckweed is a widely distributed plant found natively across many parts of Europe, Asia, and Africa. It is also native to some regions in North America. The plant has been introduced to the Caribbean. Star duckweed is cultivated, which indicates human-assisted growth beyond its natural regions, contributing to its distribution.

Native

Cultivated

Invasive

Introduced

No species reported

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Hemisphere Trend Curve

Northern

Sorthern

Care Guide for Star duckweed

Every week

Water

Full sun

Sunlight

5 - 32 ℃

Ideal Temperature

Water: Star duckweed thrives in aquatic environments with high humidity, needing weekly watering to mimic its natural habitat. It maintains balanced hydration, avoiding drought and excessive moisture. Consistent water temperatures in controlled indoor settings support its continuous growth.

Fertilize: For star duckweed, apply balanced nutrition fertilizers biweekly or monthly in spring and summer, reducing frequency in winter. Use quarter-strength aquatic plant fertilizer and monitor nutrient levels to prevent poor water quality. Seasonal adaptations of fertilization support star duckweed's growth while preserving its ecosystem.

Pruning: The floating aquatic plant star duckweed features slender, translucent fronds. Prune from early to late spring to promote growth and prevent overcrowding. Regular pruning improves water circulation and light penetration. Use clean, sharp tools to minimize damage and disease risk. Consult horticultural sources for specific advice.

Propagation: Star duckweed is a small aquatic perennial flourishing in still or slow-moving freshwater. It reproduces through division, with gardeners aiding propagation by separating dense mats into segments with adequate fronds. This method ensures optimal access to light and nutrients, promoting healthy growth.

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