Butterfly bush Buddleja davidii 'Nanho Blue' pot

Size: Hoogtemaat leidend

20-30cm

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Pot 2 ltr. (C2)

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Temporarily sold out
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  Pot 2 ltr. (C2)
  
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  From 10.75
  
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Benefits according to our specialist

Pot grown
Low maintenance
Attracts butterflies

Plant features
Description
Planting and care
Packaging and shipping

Genus
BuddleJa (view all varieties)

Root type
Pot

Pot size
2 ltr. (C2)

Flowering months
July, August, September

Leaf colour
Blue, Purple, Pink

Possibilities
Border, Group planting, Solitary

Soil type
All soil types, well-drained

Positioning
Semi-shade, Sun

Winter hardiness
-20,6°C / -15,0°C , USDA zone 6b/7a

Fruit-bearing plants
No

Water needs
Average water

Number of plants per m²
1

Evergreen plants
No

Leaf colour
Green

Fragrant plants
Yes

Growth habit
Upright to bushy growth habit

Height at time of delivery excluding pot/clod
20-30

Mature height (cm)
150

Art. no.
1000148

Description

Buddleja davidii 'Nanho Blue' | Butterfly bush

The Buddleja davidii 'Nanho Blue', commonly referred to as the butterfly bush, is a mesmerizing shrub that is a magnet for butterflies and other pollinators. With its bountiful blooms in shades of blue and purple, this deciduous plant adds a splash of color and fragrance to any garden. It flourishes in sunny locations with well-drained soil and brings life to borders, group plantings, or stands proud as a solitary specimen.

Key Features

The Buddleja showcases an upright to bushy growth habit, reaching an ultimate height of approximately 1.5 meters.
It produces intensely fragrant flowers in the summer and early autumn, perfect for attracting a host of beneficial wildlife to your garden.
The foliage maintains a vibrant green throughout spring, summer, and autumn, providing a lush backdrop for the stunning blue blooms.
While not an evergreen, the butterfly bush compensates with its showy flowers and the ability to thrive in a variety of soil types.

Tips

To ensure the best growth and flowering for your Buddleja davidii 'Nanho Blue', position it in a location that receives full sun to partial shade.
Watering should be consistent, especially during dry spells, to keep the soil moist but not waterlogged.
Pruning is essential to maintain shape and encourage prolific blooming. It is recommended to prune in early to mid-spring, just as the buds begin to swell.
Propagation can be achieved with semi-ripe or hardwood cuttings, offering a rewarding way to expand your garden or share with fellow horticulture enthusiasts.
While the butterfly bush is not drought-resistant, with proper care and regular watering, it will thrive and bring joy to your garden with its delightful presence.

Ideal placement of a Buddleja davidii 'Nanho Blue'

For Buddleja davidii 'Nanho Blue', an optimal location is one that provides ample sunlight or light partial shade to promote vigorous flowering. This plant flourishes across a wide range of well-drained soils, displaying adaptability and ease of cultivation. To achieve its maximum potential, a spot that receives the warmth of the sun for most of the day is recommended. This encourages the profuse summer and autumn blooms renowned for their vibrant blue hues and alluring fragrance, making it an ideal choice for border or group plantings where its full splendor can be showcased.

How do I plant a Buddleja davidii 'Nanho Blue'?

To ensure the successful establishment of Buddleja davidii 'Nanho Blue', begin by selecting a location that receives full sun to partial shade and has well-drained soil. Planting can be done at any time of the year as long as the ground is not frozen. Dig a hole that is twice the width of the pot and the same depth. Gently remove the shrub from its container, being careful not to disturb the root system, and place it in the hole. Backfill with the original soil, pressing down firmly to eliminate any air pockets. Water thoroughly to settle the soil around the roots and maintain even moisture until the plant is established.

Pruning a Buddleja davidii 'Nanho Blue'

To encourage a profusion of vibrant blue blossoms, pruning of Buddleja davidii 'Nanho Blue' should be conducted in early to mid-spring. As this shrub typically blooms on new wood, cutting back the previous year's growth allows for healthier, more robust stems, which results in an abundance of flowers. Remove any dead or weak wood and reduce the remaining stems to a set of strong buds. This will promote an upright, bushy growth habit, ensuring a stunning display come July through September.

Watering a Buddleja davidii 'Nanho Blue'

Maintaining appropriate moisture levels is crucial for the health and flowering of this shrub. It thrives with moderate watering, ensuring that the soil remains consistently moist but well-drained. Overwatering or waterlogged conditions should be avoided to prevent root problems. During the establishment phase, regular watering is essential to develop a strong root system. Once established, the plant is somewhat drought-tolerant, but in the peak of summer, especially when temperatures soar, additional watering may be necessary to support its lush foliage and vibrant blooms.

Fertilising a Buddleja davidii 'Nanho Blue'

To support its vigorous growth and profuse flowering, Buddleja davidii 'Nanho Blue' benefits from being fertilized in the early spring. As the soil begins to warm and the plant prepares for the growing season, a balanced, slow-release fertilizer should be applied around the base of the shrub. This slow release ensures that the plant receives a steady supply of essential nutrients as it enters its active growth phase.

Avoid over-fertilizing, as this can lead to excessive foliage at the expense of blooms. A second application can be considered in mid-summer, after the first flush of flowers, to encourage continued blooming into late summer and early fall. Always water the plant thoroughly after fertilizing to help distribute the nutrients into the soil and reduce the risk of root burn.

The characteristics of a Buddleja davidii 'Nanho Blue'

The Buddleja davidii 'Nanho Blue' is renowned for its attractive, conical flower clusters, which are a magnet for pollinators. A lesser-known attribute is its adaptability to various soil types, as long as they are well-draining. For optimal growth and blooming, this variety benefits from a sunny position. It also tolerates pruning well, which can be done in early spring to maintain a compact, bushy form and to promote vigorous flowering.

What will be the height of Buddleja davidii 'Nanho Blue'?

Buddleja davidii 'Nanho Blue' typically achieves a height of 1.5 meters when fully mature.

Which soil type is most suitable for the Buddleja davidii 'Nanho Blue'?

Buddleja davidii 'Nanho Blue' is adaptable to various soil types, but it thrives best in well-drained soil. Ensuring proper drainage allows the plant to establish a healthy root system and promotes its overall vitality.

What is the ideal positioning for the Buddleja davidii 'Nanho Blue'?

The ideal location for Buddleja davidii 'Nanho Blue' is a spot that receives ample sunlight as well as partial shade. This plant thrives best in an environment where it can benefit from direct sunlight while also having some protection from the intense midday sun.

What is the flowering colour of the Buddleja davidii 'Nanho Blue'?

The blossoms of Buddleja davidii 'Nanho Blue' exhibit a vibrant array of colours, ranging from blue to purple and pink. This variety ensures a visually captivating display when in full bloom.

Is the Buddleja davidii 'Nanho Blue' hardy?

Buddleja davidii 'Nanho Blue' is considered winter hardy. It can endure temperatures ranging from -20.6°C to -15.0°C. This places it within USDA hardiness zones 6b to 7a. Therefore, this variety of Buddleja davidii is well-suited to withstand the winter conditions in regions falling within these hardiness zones.

Is the Buddleja davidii 'Nanho Blue' evergreen?

Buddleja davidii 'Nanho Blue' is not an evergreen plant. This means that it sheds its leaves at a certain time of the year and grows new ones, creating a seasonal change in appearance.

What is the growth strength of the Buddleja davidii 'Nanho Blue'?

Buddleja davidii 'Nanho Blue' is known for its relatively rapid growth, typically reaching its full height within a period of two to five years. This indicates a vigorous and efficient growth rate, allowing the plant to establish its mature form within a relatively short timeframe.

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