Knotweed 'Superba' 1,5L

Knotweed 'Superba' – A Unique Ground Cover

Knotweed 'Superba' (Persicaria affinis 'Superba') is a unique variety of knotweed, valued for its abundant flowering, low requirements and ability to quickly turf large areas. With its intense pink flowers, which gradually brighten, it creates a beautiful tonal effect. It is an excellent choice as a ground cover in naturalistic gardens, rock gardens and perennial beds.

Main characteristics of knotweed 'Superba'

Flowers

• Colour: Dark pink flowers at the beginning of flowering, which fade over time to light pink and white shades, creating interesting contrasts.
• Shape: Cylindrical, dense inflorescences, 5–10 cm long.
• Flowering: From June to October, providing color and ornamentation for a long period.

List

• Colour: Intensely green in season, in autumn they turn warm shades of red and brown.
• Shape: Lanceolate, elliptical leaves that form compact, dense clumps.
• Seasonality: Semi-evergreen – the leaves remain ornamental for most of the year, even in winter in milder climates.

Cut

• Form: A low ground cover with creeping shoots.
• Height: It reaches about 10–20 cm, with flower stems growing up to 30 cm.
• Sprawl: It grows quickly with the help of underground rhizomes, creating dense carpets.

Cultivation requirements of knotweed 'Superba'

Location and soil

• Position: It grows best in sunny or semi-shaded positions. It blooms more intensively in the sun, and in partial shade it retains the freshness of its leaves throughout the season.
• Soil: Fertile, well-drained, moderately moist, with a slightly acidic to neutral pH. It also does well in average garden soils.

Watering and fertilizing

• Watering: Regular, especially during drought. The plant prefers soils that are constantly slightly moist.
• Fertilization: In spring, it is worth using an organic or compound fertilizer to support healthy growth and flowering.

Care

• Trimming: After flowering, you can trim faded inflorescences to maintain an aesthetic appearance and possibly prolong flowering.
• Propagation: It easily reproduces by clump division in early spring or fall.
• Wintering: It is fully frost resistant (zone 4–8) and does not require additional protection.

Application of knotweed 'Superba'

Ground cover

• It is perfect for turfing large areas, creating compact carpets that eliminate weeds.

Flower beds and garden compositions

• Perennial beds: It goes perfectly with perennials with contrasting leaves, such as cranesbills, funkies and ferns.
• Naturalistic plantings: A great choice for prairie, English or forest style gardens.

Bed edging and edges

• It is suitable for planting the edges of beds, where its creeping shoots and inflorescences introduce structure and colour.

Rock gardens and water reservoir banks

• Perfect for rock gardens and wetter locations, such as the edges of ponds and ponds.

Why choose knotweed 'Superba'?

• Long flowering: It provides decorativeness from early summer to autumn.
• Easy care: An undemanding plant, resistant to harsh conditions, diseases and pests.
• Versatility: Ideal as a ground cover, for flower beds, rockeries and the banks of water reservoirs.
• Autumn discoloration: The leaves change color to warm tones, adding charm to the garden during the colder months.

Plant Specifications

• Flower pot: 1.5 liters
• Age: 2 years old
  
• Frost resistance: Yes