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Delilah™ Bicolor Purple Dianthus

Dianthus plumarius 'Delilah Bicolor Purple'

  • Hardy in zones 4-9 with excellent heat tolerance and reliable cold hardiness once established
  • Eye-catching bicolor blooms feature deep purple petals with crisp white edges and a spicy-sweet clove fragrance
  • Compact, mounding habit grows 8-12 inches tall and 12-18 inches wide, perfect for borders, rock gardens, and containers
  • Deer resistant and drought tolerant once established, with blue-green evergreen foliage that looks good year-round
Regular price $3040
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Plant Size

Planting & Care

Where to Plant

Sunlight: Provide at least six hours of direct sunlight daily for the best flowering and compact growth. Plants tolerate light afternoon shade in hot climates, but too much shade results in fewer blooms and leggy stems.

Soil: Requires well-drained soil with a neutral to slightly alkaline pH. Sandy or gravelly soils work well. For clay soil, amend heavily with coarse sand and comite or plant in raised beds to prevent crown rot during wet periods.

Watering Requirements

Water deeply once or twice weekly during the first growing season to establish a strong root system. Once mature, Delilah Dianthus is quite drought tolerant and prefers to dry out between waterings. Avoid overhead irrigation, which can promote fungal issues on the foliage.

Pruning Tips

Shear plants back by one-third after the first flush of blooms fades to encourage a second round of flowers and maintain a tidy, compact shape. In late winter or early spring, trim away any damaged or dead foliage before new growth emerges. This light maintenance keeps plants vigorous for years.

Fertilizer Needs

Apply a balanced, slow-release granular fertilizer in early spring as new growth begins. Avoid high-nitrogen fertilizers, which push leafy growth at the expense of flowers and can make plants floppy. One spring feeding is typically sufficient for the entire season.

Delivery and Shipping

Shipping Rates

Ships in 7-10 business days • Tracking provided • Weather protected

Under $50 $9.99
$50 - $99.99 $14.99
$100 - $149.99 $16.99
$150 - $198.99 $24.99
$199+ FREE

✓ Zone-specific timing • ✓ Professional packaging • ✓ Health guarantee

Specifications

Plant specifications
Plant Characteristics Low Maintenance, Flowering, Deer-resistant, Drought resistant, Fragrant, Attracts pollinators
Hardiness Zone 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Sunlight Full sun, Partial shade
Height 1 ft
Width 1-2 ft
Preferred Soil Clay, Loamy, Sandy
Growth Rate Moderate
Growth Habit Bushy, Compact, Spreading
Plant Life Cycle Perennial
Blooms In Spring, Summer
Flower Color Purple
Foliage Color Green
Fragrant Yes
Pet Safety Toxic to pets
Suitable Space Outdoors
Botanical Name Dianthus plumarius 'Delilah Bicolor Purple'
Species plumarius
Cultivar Delilah Bicolor Purple
Class Magnoliopsida
Does Not Ship To AK, HI, ID, MT, PR

Frequently Asked Questions

Will this dianthus survive in my zone 4 garden, or is it only for warmer areas?

  • Dianthus plumarius is reliably hardy in zone 4 and colder, making this cottage pink a solid choice for northern gardens. The blue-green foliage may not stay evergreen through harsh winters like it does in milder zones, but the plant will return each spring. Plant in well-draining soil and provide good air circulation for best winter survival.

How tall and wide does Delilah™ Bicolor Purple Dianthus grow at maturity?

  • Delilah™ Bicolor Purple Dianthus reaches 8-12 inches tall with a 12-18 inch spread at maturity. This compact size makes it perfect for front borders, rock gardens, or container plantings where you can enjoy the fragrant blooms up close.

What is the mature size and spacing recommendation for planting multiple Delilah™ Bicolor Purple Dianthus?

  • Delilah™ Bicolor Purple Dianthus reaches 8-12 inches tall with a 12-18 inch spread at maturity. Space plants 12-15 inches apart for individual specimens, or plant closer at 8-10 inches for a continuous carpet effect in mass plantings.

Does Delilah™ Bicolor Purple Dianthus need full sun or can it handle partial shade?

  • Delilah Bicolor Purple Dianthus needs full sun to bloom its best and maintain compact growth. While it can tolerate some morning shade, insufficient light leads to weak stems and fewer flowers. Plant in a sunny spot with at least 6 hours of direct sunlight daily for maximum blooms and fragrance.

How well does Delilah™ Bicolor Purple Dianthus tolerate heat and dry periods once established?

  • Delilah Dianthus tolerates drought and heat exceptionally well once established, thriving on neglect like traditional cottage pinks. The well-drained conditions it prefers naturally support its heat tolerance. Shop at Nature Hills for this tough, low-maintenance perennial.

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