We're offering you a Dianthus Rocking Red 1 or 3 Plants for £5.99, saving you up to 60% off Thompson and Morgan's's price of £14.98 (correct as of 04.03.2026).

Dianthus barbatus 'Rockin' Red': Hardy Perennial for Lasting Colour

Add a splash of vibrant red to your garden with Dianthus barbatus 'Rockin' Red'. This hardy perennial delivers clusters of lacy, vivid red blooms that brighten borders, containers, or cottage-style beds. Well known for their resilience and longevity, these plants return year after year, rewarding you with a reliable display.

• Botanical Family: Caryophyllaceae (Pinks)
• Mature Height: Typically reaches 40–50cm
• Flowering Period: Late spring through summer
• Scent: Lightly perfumed flowers attract bees and butterflies
• Hardiness: Fully hardy in UK gardens (RHS H6/USDA zone 4–9)

Growing Guide & Care Tips

• Planting Location: Prefers full sun but tolerates partial shade; ideal for borders, raised beds, or patio pots
• Soil Requirements: Grows best in well-drained, neutral to slightly alkaline soils (pH 6.5–7.5)
• Watering: Water regularly after planting; established plants are moderately drought-tolerant
• Feeding: Apply a balanced fertiliser in spring for optimal flowering
• Pruning: Deadhead spent blooms to prolong flowering and encourage bushy growth; cut back after flowering to maintain shape
• Sowing/Planting Time: Plant outdoors from March to May for summer blooms

Design Inspiration & Companion Plants

• Dianthus 'Rockin' Red' pairs beautifully with lavender, salvia, or silver-leaved artemisia for contrasting texture and colour.
• Create eye-catching displays by mass planting in drifts or mixing with ornamental grasses.
• This variety is ideal for pollinator-friendly gardens and makes excellent cut flowers for indoor arrangements.

FAQs

• When is the best time to plant Dianthus 'Rockin' Red'?
  You can plant from early spring (March) through late spring (May) once the risk of frost has passed.
• How tall do these plants grow?
  Dianthus 'Rockin' Red' typically reaches a mature height of 40–50cm.
• What care does this plant need?
  This Dianthus thrives in full sun and well-drained soil. Deadhead regularly and feed in spring for best results.