Highlights

Striking Red Blooms – Produces vivid, lacy red flowers for a bold garden display
Hardy Perennial – Returns each year and withstands varied UK weather
Extended Flowering – Enjoys a long blooming period from late spring into summer
Light Fragrance – Delicately scented blooms attract pollinators and add aroma
Versatile Planting – Ideal for borders, containers, or mixed beds
Easy Maintenance – Thrives in well-drained soil and full sun to partial shade

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.