Red-hot poker Kniphofia uvaria 'Royal Castle' 5-10 pot P9

Size: Potmaat leidend

5-10cm

|

Pot 9x9 cm (P9)

|

In stock

Number of m2

Nr. of plants

3.20

3.20 per piece

incl. VAT, excl. shipping costs (calculated in shopping cart)

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Nr. of plants

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Kniphofia uvaria 'Royal Castle' Can be planted now
Careful and fast delivery throughout the United Kingdom

Benefits according to our specialist

Attracts bees
Pot grown
Low maintenance

Plant features
Description
Planting and care
Packaging and shipping

Genus
Kniphofia (view all varieties)

Root type
Pot

Pot size
9x9 cm (P9)

Flowering months
July, August, September

Leaf colour
Yellow, Orange, Red

Possibilities
Border, Group planting, Solitary

Soil type
All soil types, well-drained

Positioning
Semi-shade, Sun

Winter hardiness
-15,0°C / -9,4°C, USDA zone 7b/8a

Fruit-bearing plants
No

Water needs
Average water

Number of plants per m²
6

Evergreen plants
No

Leaf colour
Green

Fragrant plants
No

Growth habit
Clump-forming and upright growth habit

Height at time of delivery excluding pot/clod
5-10

Mature height (cm)
70

Art. no.
1000677

Description

Kniphofia uvaria 'Royal Castle' | Red-hot poker

Introducing the Kniphofia uvaria 'Royal Castle', a stunning perennial known for its vibrant torch-like flowers that earn it the common name red-hot poker. This striking plant is a must-have for any garden enthusiast looking to add a splash of fiery colors to their borders or as a standout solitary feature.

Originating from South Africa, the red-hot poker has adapted well to various climates and is prized for its ease of care and dramatic summer-to-autumn blooming season.

Key Features

The Kniphofia genus is renowned for its bold and bright flowers, and 'Royal Castle' is no exception, with blooms transitioning from yellow to orange and red.
This variety thrives in both sun and partial shade, making it versatile for different garden aspects.
It prefers well-drained soil and has average water needs, ensuring that it is not overly demanding in terms of maintenance.
Kniphofia uvaria 'Royal Castle' boasts an impressive height of up to 70 cm, with its clump-forming and ascending growth habit providing an eye-catching display.
Although not evergreen, its green foliage remains lush throughout the spring, summer, and autumn months.
This species is drought-resistant, adding to its appeal for gardeners in dryer regions or those seeking low-maintenance landscapes.

Tips

To maximize the health and vibrancy of the 'Royal Castle', ensure it is planted in an area that receives plenty of sunlight. Partial shade is also acceptable, although full sun is ideal for optimal flowering.
While the plant has average water requirements, it's important to avoid waterlogging. Make sure the soil is well-draining.
Propagation of Kniphofia uvaria 'Royal Castle' through division should be carried out in the spring or autumn. This encourages rejuvenation and provides an opportunity to increase your display of these fiery beauties.
Deadheading spent flowers will promote further blooming and maintain the aesthetic appeal of the plant throughout its flowering months.
Although drought-tolerant once established, regular watering during extended dry periods will help to keep the plant looking its best.

Ideal placement of a Kniphofia uvaria 'Royal Castle'

Thriving in full sun to partial shade, Kniphofia uvaria 'Royal Castle' is adaptable to various well-drained soil types. A sun-drenched location is optimal for this species to ensure the most vibrant display of its torch-like blooms during the summer and autumn months. The soil should be fertile and moist, yet with adequate drainage to prevent waterlogging. This plant's tolerance for drought makes it a suitable choice for gardeners seeking low-maintenance yet striking perennial additions to their borders or group plantings.

How do I plant a Kniphofia uvaria 'Royal Castle'?

To ensure the successful establishment of Kniphofia uvaria 'Royal Castle', select a site with full sun or partial shade and well-drained soil, accommodating the plant's preference for warm and luminous environments. The planting hole should be spacious enough to comfortably fit the root system from the pot. Place the plant in the hole at the same depth it was positioned in the pot, then backfill with soil, pressing down firmly to eliminate air pockets. Water thoroughly after planting to settle the soil around the roots and maintain consistent moisture until the plant is established, particularly during dry spells, as this species is drought-resistant once fully rooted.

Pruning a Kniphofia uvaria 'Royal Castle'

Pruning of Kniphofia uvaria 'Royal Castle' is straightforward and minimal, focusing on maintaining plant health and aesthetic appeal. As the flowering season concludes, it is advisable to remove spent flower spikes to encourage further blooming and prevent self-seeding. In late autumn or early spring, cut back any dead or damaged foliage to the base to make way for new growth. This routine will ensure that the plant's clump-forming and ascending growth habit remains vibrant and robust throughout the seasons.

Watering a Kniphofia uvaria 'Royal Castle'

Maintaining consistent moisture is vital for the thriving of Kniphofia uvaria 'Royal Castle'. During the establishment period, ensure the plant receives regular watering to develop a robust root system. Once established, it exhibits drought resistance, but for optimal growth and to encourage vibrant flowering in summer and autumn months, provide it with water during prolonged dry spells. Avoid overwatering, as well-drained soil is crucial to prevent waterlogging. In the warmer season, when the plant displays its distinctive red, yellow, and orange blooms, monitor soil moisture closely to keep it at an adequate level.

Fertilising a Kniphofia uvaria 'Royal Castle'

To achieve a vibrant display of the fiery blooms for which Kniphofia uvaria 'Royal Castle' is known, timely fertilization is crucial. Recommended is a balanced, slow-release fertilizer applied in the early spring to support the vigorous growth and to prepare the species for the flowering season. A second application should be made in mid-summer to sustain the plant's energy needs as it enters the peak blooming months of July through September.

The species is adaptable to various soil types, but ensuring well-drained conditions will enhance its response to fertilization. Average water needs of this plant should be kept in mind; overwatering can dilute the soil nutrients and affect absorption. With the right fertilization regimen, the plant will reward with its striking tricolor spikes throughout the summer and into the autumn.

The characteristics of a Kniphofia uvaria 'Royal Castle'

Kniphofia uvaria 'Royal Castle' thrives with a deep yet infrequent watering schedule, encouraging its roots to grow stronger and deeper in the pot, which is beneficial for its overall vigor. Moreover, this species appreciates a layer of mulch to maintain consistent soil moisture and temperature. Its vibrant, torch-like blooms offer a late summer spectacle and are excellent for adding vertical interest to any garden arrangement or as a striking container specimen.

Separating/dividing a Kniphofia uvaria 'Royal Castle'

To encourage robust growth and a vibrant display of its fiery spires, division is recommended for Kniphofia uvaria 'Royal Castle'. This process rejuvenates the plant and enhances its health. It is best undertaken in the spring or autumn months. Carefully lift the plant from the soil, ensuring to keep the root ball intact. Once removed, separate the clump into smaller sections, each with a portion of the roots and foliage. Replant these divisions promptly, allowing ample space for future growth. This method of propagation ensures a continuation of the stunning yellow, orange, and red blooms that characterize this species.

What will be the height of Kniphofia uvaria 'Royal Castle'?

Kniphofia uvaria 'Royal Castle' typically grows to a height ranging from 50 centimeters to 1 meter.

What will be the width of Kniphofia uvaria 'Royal Castle'?

Kniphofia uvaria 'Royal Castle' will reach a maximum width of 10 to 50 centimeters.

Which soil type is most suitable for the Kniphofia uvaria 'Royal Castle'?

Kniphofia uvaria 'Royal Castle' is adaptable to various soil types but thrives best in well-drained soil. Ensuring proper drainage will create an ideal environment for the plant to flourish.

What is the ideal positioning for the Kniphofia uvaria 'Royal Castle'?

Kniphofia uvaria 'Royal Castle' flourishes when situated in a location that receives ample sunlight as well as partial shade. A combination of these light conditions is essential for promoting the healthy growth and blooming of this plant.

What is the flowering colour of the Kniphofia uvaria 'Royal Castle'?

The blossoms of Kniphofia uvaria 'Royal Castle' display a stunning array of colours, including yellow, orange, and red. This vibrant combination of hues adds a striking visual appeal to the plant during its flowering period.

Is the Kniphofia uvaria 'Royal Castle' hardy?

Kniphofia uvaria 'Royal Castle' is indeed winter hardy. With a tolerance for temperatures between -15.0°C and -9.4°C, this plant is well-suited for regions falling within USDA hardiness zones 7b to 8a. Consequently, Kniphofia uvaria 'Royal Castle' can withstand the winter conditions in these zones, providing a resilient and enduring addition to gardens within these areas.

Is the Kniphofia uvaria 'Royal Castle' evergreen?

Kniphofia uvaria 'Royal Castle' is not an evergreen plant. It is a deciduous plant, meaning it sheds its leaves seasonally.

What is the growth strength of the Kniphofia uvaria 'Royal Castle'?

Kniphofia uvaria 'Royal Castle' is known for its relatively rapid growth, typically reaching its ultimate height within a period of two to five years.

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