Juncea lespedeza (Lespedeza juncea)

Juncea lespedeza

Also known as: Perennial lespedeza

Juncea lespedeza is a herb that grows symbiotically with nitrogen-fixing bacteria in the soil, allowing both it and the bacteria to thrive. Its flowers are also interesting -- they are permanently closed and produce fertile seeds without being pollinated. Juncea lespedeza's twigs have been used to make brooms, and the plant as a whole is cultivated for use as green manure.

Scientific classification

Species

Juncea lespedeza (Lespedeza juncea)

Legumes, milkworts and allies

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Perennial

Lifespan

1 m

Plant Height

6 mm to 7 mm

Flower Size

White, Purple

Flower Color

Deciduous

Leaf type

Images of Juncea lespedeza

Distribution of Juncea lespedeza

Distribution Map

Juncea lespedeza is native to temperate and tropical regions of Eastern Asia. Its range extends across vast areas, thriving in various climates from grasslands to open forests. Beyond its natural habitats, juncea lespedeza has been introduced to the southwestern United States, where it adapts to semiarid conditions, signifying a broad ecological plasticity.

Native

Cultivated

Invasive

Introduced

No species reported

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Care Guide for Juncea lespedeza

Every 2-3 weeks

Water

Full sun

Sunlight

Water: Juncea lespedeza thrives in various conditions, from dry to semi-arid, and is adapted to store water, making it drought-resistant. It requires watering every 2-3 weeks, allowing soil to dry fully. Commonly grown outdoors, juncea lespedeza benefits from natural rainfall, thriving in temperate climates with seasonal watering adjustments.

Fertilize: Periodic fertilization is essential for juncea lespedeza to promote healthy growth and flowering. Use balanced fertilizers, switching to high-nitrogen during growth. Fertilize bi-monthly, and apply gradual-release granules, watering thoroughly afterward. Protective gloves are recommended for all gardeners to ensure consistent care for juncea lespedeza.

Pruning: Juncea lespedeza is a resilient flowering shrub that thrives with appropriate care. Prune in early spring by removing dead branches and thinning to enhance air circulation. Cutting back one-third of older stems encourages growth and blooms, while avoiding heavy pruning supports overall health and aesthetics.

Propagation: Juncea lespedeza is a perennial legume that grows best in full sun and well-drained soils. For propagation, use semi-hardwood cuttings from healthy plants, potentially enhanced by rooting hormone. Once rooted, transplant into individual pots with a well-aerating mix for root establishment before outdoor planting.

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Learn More About Juncea lespedeza

Sunlight Requirements

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