Free Shipping On All Orders Over $199

Delgenius™ Kingsley Delphinium

Delphinium x 'Kingsley' PP34,675

Regular price $3999
  • Out of stock
  • Stay Protected with Plant Sentry ™
Plant Size

Plant Sentry™

Plant Sentry Protected

Plant Sentry™ Protected

Your order is protected by our compliance system that:

  • Prevents restricted plants from shipping to your state
  • Ensures plants meet your state's agricultural requirements
  • Protects gardens from invasive pests and diseases

Learn more about Plant Sentry™

Delivery and Shipping

Delivery and Shipping

Fast, Safe Plant Delivery
Ships in 3-4 business days • Tracking provided • Weather protected

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

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

Plant Highlights

Delgenius™ Kingsley Delphinium highlights at a glance!

Specifications

  • Brand
    Plants That Work
  • Botanical Name
    Delphinium x 'Kingsley' PP34,675
  • Growing Zones
    3 - 9
  • Mature Height
    1 - 2 Feet
  • Mature Spread
    1 - 2 Feet
  • Sun Exposure
    Full Sun
  • Moisture
    Medium
  • Soil
    Well Drained Soil
  • Growth Rate
    Medium
  • Flower Color
    Purple
  • Pollinator Friendly
    Yes
  • Pruning Time
    Late Autumn
  • Bloom Period
    Late Spring, Summer

Proven Winners® Delgenius™ Kingsley Delphinium

The Delgenius™ Kingsley Delphinium PP#34657 (Delphinium 'Delgenius Kingsley') is a spectacular perennial known for its massive spikes of soft lavender-blue blooms and reliable reblooming performance. Bred for both beauty and durability, this prolific bloomer stands out with its large, densely packed flowers that continue blooming from early summer through fall.

Backed by a frilly mound of deeply lobed leaves, the strong flowering stalks rise tall! Unlike traditional Delphiniums, Kingsley combines cold hardiness, heat tolerance, and exceptional branching, making it a gardener's dream for long-lasting color in borders, cottage gardens, and pollinator-friendly spaces.

>>Jump to Planting & Care Instructions

Key Features of Delgenius™ Kingsley Delphinium

  • Gorgeous lavender-blue double blooms with full, densely packed flower spikes.
  • Extra-long bloom period from early summer through fall.
  • Highly branched habit for maximum flower production.
  • Cold hardy and heat tolerant, making it more adaptable than traditional Delphiniums.
  • Compact and sturdy, no staking required.
  • Attracts butterflies and pollinators but is resistant to deer and rabbits.
  • Grows up to 2 feet tall with a spread of 16-20 inches, perfect for small or large gardens.
  • Great for cut flower arrangements with long-lasting blooms.
  • Part of the Delgenius™ series, known for superior branching and reblooming ability.

How to Use Delgenius™ Kingsley Delphinium in the Landscape

Cottage Gardens & Mixed Borders

  • Plant Delgenius™ Kingsley in mixed perennial borders to create vertical interest and texture.

  • Pair with Roses, Daisies, and Salvia for a classic cottage garden look.

  • Use in mass plantings for a bold, colorful display throughout the growing season.

Pollinator-Friendly Gardens

  • Attract butterflies and bees with Kingsley's nectar-rich blooms.

  • Include in pollinator gardens as a mid-height anchor plant.

Containers & Patio Gardens

  • Its compact growth habit makes it ideal for large containers.

  • Place on patios and decks for up-close enjoyment of the blooms.

Cut Flower Gardens

  • Kingsley's tall, sturdy flower spikes are perfect for fresh bouquets.

  • Cut back after the first bloom to encourage additional flowering.

Delphinium Care & Maintenance

Delphinium are very easy to grow and hardy perennial plants!

Sun & Soil Requirements

  • Full sun to partial shade—plants bloom best with at least 6 hours of sunlight a day.

  • Prefers a rich, well-drained soil with consistent moisture.

Watering & Mulching

  • Keep soil evenly moist, especially during hot, dry periods.

  • Apply a 3-4 inch layer of mulch around the base to retain moisture and regulate temperature.

Fertilizing

  • Feed with a balanced, slow-release fertilizer in early spring and again after the first bloom to encourage continuous flowering.

Pruning & Deadheading

  • Deadhead spent blooms to promote reblooming.

  • After the first flush, cut back flower stalks to encourage a second bloom later in the season.

Winter Care

  • Delgenius™ Kingsley is a cold hardy perennial!

  • Apply mulch in late fall to protect the root zone during harsh winters.

Order Delgenius™ Kingsley Delphinium Today!

Bring continuous color and vertical beauty to your garden with the Proven Winners® Delgenius™ Kingsley Delphinium. Its long bloom season, compact habit, and superior adaptability make it a must-have perennial for any landscape.

Order now from Nature Hills Online Plant Nursery, and enjoy season-long blooms and reliable performance in your garden for years to come!

Frequently Asked Questions About Delgenius™ Kingsley Delphinium

How tall does Delgenius™ Kingsley Delphinium grow?

Kingsley grows around 2 feet tall and wide, making it perfect for back and mid-border accents.

When does Delgenius™ Kingsley bloom?

It blooms from early summer through fall, with a second bloom cycle after deadheading.

Is Delgenius™ Kingsley deer-resistant?

Yes! Delgenius™ Kingsley is resistant to deer and rabbits, making it a great choice for gardens with wildlife pressure.

Can Delgenius™ Kingsley be grown in containers?

Absolutely! Its compact habit and sturdy stems make it ideal for large containers on patios and decks.

How do I promote continuous blooming?

Deadhead spent blooms and cut back flower stalks after the first bloom to encourage a second flush of flowers.

Is Delgenius™ Kingsley drought-tolerant?

While it prefers consistent moisture, it is more heat and drought-tolerant than traditional Delphiniums once established.

Find Your Garden's Growing Zone!

Error, Unable to locate a growing zone for that ZIP code.

When ordering a tree or plant, make sure to know your planting zone.

You can determine your garden’s USDA hardiness zone by entering your Zip Code below.