Knotweed Ophinouch P11(1L)

Knotweed – Decorative Plant with Subtle Elegance

Knotweed (Bistorta officinalis, syn. Polygonum bistorta) is a perennial herbaceous plant that combines ornamental qualities with functional properties. Its slender, pink inflorescences and decorative leaves make it an excellent choice for naturalistic gardens, perennial beds or herb gardens. Knotweed is also known as a medicinal and melliferous plant, which adds to its appeal.

Main features of snake knotweed

Flowers

• Colour: Pale pink or light pink flowers gathered in dense, cylindrical inflorescences.
• Shape: Slender, cylindrical panicles 5–10 cm long.
• Flowering: From May to July, creating subtle and romantic accents in the garden.

List

• Colour: Green, with a bluish tint on the underside.
• Shape: Lanceolate, gently wavy, forming lush clumps.
• Decorativeness: The leaves are decorative throughout the season, providing a beautiful background for the flowers.

Cut

• Form: A dense, tufted plant with erect flower stems.
• Height: It reaches 50–100 cm, depending on the growing conditions.
• Sprawl: Thanks to its rhizomes, it forms compact clumps, which makes it perfect as a ground cover.

Cultivation requirements of knotweed

Location and soil

• Position: It grows best in semi-shaded places, but it also tolerates full sun, provided that the soil is sufficiently moistened.
• Soil: It prefers fertile, humus, constantly moist soils, with a slightly acidic to neutral pH. It is ideal for damp positions, such as the edges of ponds or streams.

Watering and fertilizing

• Watering: Regular, especially during drought, because the plant likes a constantly moist substrate.
• Fertilization: In spring, it is advisable to apply organic fertilizers or compost to support growth and abundant flowering.

Care

• Trimming: After flowering, you can trim the inflorescences, which stimulates the plant to produce new leaves.
• Propagation: It easily propagates by division of rhizomes in early spring or autumn.
• Wintering: It is fully frost hardy (zone 3–8) and does not require additional protection for the winter.

Application of Snake Knotweed

Flower beds and garden compositions

• Perennial beds: It blends beautifully with other perennials, such as delphiniums, foxgloves, coneflowers and rudbeckias.
• Naturalistic plantings: An excellent choice for prairie, country or forest style gardens.

Ground cover

• Thanks to its rhizomes, it is perfect as a ground cover, especially in humid positions.

Banks of water reservoirs

• Ideal for planting along ponds, ponds or streams, where its inflorescences and leaves create a picturesque effect.

Melliferous plant

• The flowers attract bees and other pollinators, supporting biodiversity in the garden.

Medicinal properties

Knotweed is known for its traditional uses in herbal medicine:

• Used parts: Rhizomes containing tannins, flavonoids and other active compounds.
• Applications: The rhizomes are used as an anti-inflammatory, astringent and anti-diarrheal agent.

Why choose Ophiuchus knotweed?

• Versatility: It is suitable for a wide range of garden styles and a wide variety of applications – from flower beds to the edges of water bodies.
• Decorative: Combines attractive flowers with lush foliage, maintaining charm throughout the season.
• Hardiness: Easy to grow and frost-resistant, ideal even for novice gardeners.
• Benefit for insects: A melliferous plant, supporting pollinators.

Plant Specifications

• Flower pot: 1 liter
• Age: 2 years old
  
• Frost resistance: Yes