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Hairy knotweed
Persicaria orientalis
Persicaria orientalis is a plant frequently used in gardening due to its attractive appearance and ease of propagation. The following is information regarding the characteristics of Persicaria orientalis. Growth CharacteristicsPersicaria orientalis thrives primarily in humid temperate climates and requires plenty of sunlight to grow healthily. It typically grows to a height of 1 to 2 meters and is characterized by broad leaves and showy red flowers. It blooms from summer to autumn and has high ornamental value. Propagation MethodsIt is mainly propagated by seeds. Before planting, it is best to lightly cover the seeds with soil and water them. Since the germination rate is relatively high, you do not need to plant large quantities. Due to its strong reproductive capacity, it propagates easily as long as the environment is suitable. Cultivation Methods- Soil: It prefers fertile, well-draining soil. - Watering: Maintain appropriate moisture, but avoid overwatering. - Fertilizer: Regular application of plant-based fertilizer promotes healthier growth. - Temperature: It thrives in warm regions rather than cool climates. Uses in the Garden Polygonum orientalis is beautiful in itself, but it also blends well with other surrounding plants. You can plant it at the back of the garden to enjoy harmony with taller plants. Additionally, its vibrant flowers can add a unique focal point to your garden. Important Pests and Control Methods - Diseases: It is relatively resistant to diseases, but root rot may occur if the soil becomes waterlogged. To prevent this, proper drainage must be maintained. - Pests: Aphids or spider mites may occur. These pests can be controlled using eco-friendly insecticides or by washing with water. Polygonum orientalis is relatively easy to care for, but if you meet the basic conditions properly, you can grow it even healthier and more beautiful.
Plant Type
Plant Family
Polygonaceae
Height
2m
Spread
Colors
red
Bloom Period
July~August
Water Needs
commonly
Exposure
Sunny
Freezing Resistance
-15°C
daughter-in-law's navel
Persicaria perfoliata
Mountain knotweed
Persicaria nepalensis