Nepal persicaria (Persicaria nepalensis)

Nepal persicaria

Also known as: Nepalese knotweed

Nepal persicaria (Persicaria nepalensis) is a flowering plant that persists sporadically and is found near rivers, wetlands, and lakes. It has several environmental and social uses. Its tender young leaves can be eaten raw or cooked as a vegetable. This plant is a valuable ground cover, integrated into agroforestry systems to protect and stabilize the soil.

Scientific classification

Species

Nepal persicaria (Persicaria nepalensis)

Pinks, cacti, and allies

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Perennial, Annual

Lifespan

Herb

Plant Type

Summer

Bloom Time

40 cm

Plant Height

45 cm to 60 cm

Spread

2 mm to 2.5 mm

Flower Size

White, Pink

Flower Color

Moderate

Growth Rate

Images of Nepal persicaria

Attributes of Nepal persicaria

Growth Rate

During its active growth period in summer, nepal persicaria exhibits a moderate pace of growth. Its signature green-tinged red stems elongate judiciously, with new leaf production balancing growth speed and resource allocation. This speed ensures sustained vitality throughout the season, while also preparing the plant for potential dry spells, showcasing a pragmatic adaptation strategy in horticulture settings.

Distribution of Nepal persicaria

Distribution Map

Nepal persicaria is a plant with a native range encompassing parts of South Asia, Southeast Asia, Eastern Asia, and selected regions in Africa. It has been introduced to both Northern and Southern Europe as well as parts of South America, thereby expanding its presence to a more global scale. Nepal persicaria's adaptability is reflected in its naturalization beyond its native habitat, spreading across diverse climates and terrains.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Disturbed sites, gravel bars in lowland zone

Hemisphere Trend Curve

Northern

Sorthern

Care Guide for Nepal persicaria

Every week

Water

Partial sun

Sunlight

20 - 35 ℃

Ideal Temperature

Water: Nepal persicaria thrives in moist mountainous regions, requiring consistently moist soil and weekly watering. It adapts well to varying rain patterns, making it suitable for outdoor gardens in temperate climates where rainfall can supplement its hydration needs.

Fertilize: For optimal growth, fertilize nepal persicaria with balanced nutrition every 4-6 weeks during the growing season. Use a half-strength solution to prevent root burn, applying in the morning or evening. Water the soil before and after to enhance nutrient absorption, following product instructions.

Pruning: Nepal persicaria features unique foliage and adaptability. Prune from early to late spring to encourage growth and shape. Remove dead stems and thin for airflow to prevent disease. Use clean, sharp tools for precise cuts and to minimize infection risks.

Propagation: Nepal persicaria features lush, mat-forming foliage, thriving in moist, partially shaded soils as a groundcover. To propagate, cut a stem below a leaf node, placing it in peat and perlite. Maintain moisture without waterlogging; rooting hormone may enhance success. Transplant once roots establish.

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Learn More About Nepal persicaria

How to Transplant

How to Prune

How to Grow and Care

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