Winged loosestrife (Lythrum alatum)

Winged loosestrife

Also known as: Wing-Angle Loosestrife

Winged loosestrife is a wildflower that produces pretty purple flowers with the look of wrinkled tissue paper. Winged loosestrife, or Lythrum alatum, grows along stream banks and other moist areas. It is considered endangered in some areas of the United States and invasive in others.

Scientific classification

Species

Winged loosestrife (Lythrum alatum)

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Perennial

Lifespan

Herb

Plant Type

Spring, Summer, Fall

Bloom Time

30 cm to 1.2 m

Plant Height

Deciduous

Leaf type

0 - 32 ℃

Ideal Temperature

Images of Winged loosestrife

Distribution of Winged loosestrife

Distribution Map

Winged loosestrife is a plant primarily native to major regions in North America. It has been introduced and cultivated in various temperate zones across the globe, where conditions are suitable for its growth. Winged loosestrife's distribution encompasses both its indigenous range and areas where it has been established through horticultural activities.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Marshes, edges of ponds and streams, wet meadows, fields, roadsides

Hemisphere Trend Curve

Northern

Sorthern

Care Guide for Winged loosestrife

Every week

Water

Full sun

Sunlight

0 - 32 ℃

Ideal Temperature

Water: Winged loosestrife thrives in wetland habitats, preferring consistent moisture but tolerating brief dryness. Weekly watering supports its growth. As an herbaceous plant, it adapts well to temperate climates, synchronizing its growth cycle with seasonal rainfall patterns.

Fertilize: Winged loosestrife requires balanced nutrition for healthy growth and blooms. Apply a 10-10-10 granular fertilizer biannually in spring and midsummer, using one tablespoon per plant. Avoid fertilizing during dormancy, wear gloves to prevent irritation, and expect stronger disease resistance with consistent care.

Pruning: Winged loosestrife needs pruning in early to late spring to retain shape and encourage growth. Remove dead stems and cut back older growth for better air circulation and reduced disease risk. Regular pruning boosts aesthetic appeal and vigor, ensuring a robust bloom during the growing season.

Propagation: Propagation of winged loosestrife requires collecting mature seeds from dried capsules. Sow seeds in well-draining, moist soil at a shallow depth for optimal germination. Once established, winged loosestrife can easily spread in suitable conditions, enhancing the landscape's presence.

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