Black Knight Butterfly Bush
Buddleia davidii 'Black Knight'
14 reviews
Black Knight Butterfly Bush
Buddleia davidii 'Black Knight'
14 reviews
- Attracts butterflies and pollinators to your garden
- Fragrant, dark purple flowers add beauty and scent to your outdoor space
- Tolerant of drought and heat, making it a low-maintenance plant
$29.00
$42.00
30% Off
- Ships to 43215 in 3 to 7 days
- Free Shipping Over $150
- Plant Arrival Guarantee
- In Stock
- Free Plant Consult
$200
- Quart Container
- 2.5 Qt.
- 1 Gallon
- Trade 3 Gallon
- 2.5 Gallon
Why Black Knight Butterfly Bush?
The Black Knight Butterfly Bush, known for its deep purple flowers, is a popular choice for attracting butterflies and hummingbirds to the garden. This deciduous shrub grows to about 6 feet tall and blooms from mid to late summer. It prefers full sun and well-drained soil, making it a low-maintenance addition to any landscape.
People who loved this plant also bought

Sunlight
The Black Knight Butterfly Bush prefers full sun to thrive, needing at least 6 to 8 hours of direct sunlight per day. This helps to promote healthy growth, abundant blooming, and attracts butterflies and other pollinators to the garden.

Watering
Black Knight Butterfly Bush requires regular watering, especially during hot and dry periods. It is important to keep the soil consistently moist, but not waterlogged. Water the plant deeply at the base, rather than overhead, to prevent foliar diseases.

Fertilizing
Black Knight Butterfly Bush thrives in well-draining soils with a slightly acidic pH level. It benefits from a balanced fertilizer application in the spring, followed by additional feedings every 6-8 weeks during the growing season. Avoid excessive nitroge
Black Knight Butterfly Bush
The Black Knight Butterfly Bush (Buddleia davidii 'Black Knight') is a stunning flowering shrub that is known for its deep purple, almost black, clustered blooms. This variety of butterfly bush is a favorite among gardeners for its ability to attract butterflies, bees, and hummingbirds with its striking flowers.
The Black Knight Butterfly Bush is a fast-growing deciduous shrub that typically reaches heights of 6-8 feet and spreads 4-6 feet wide. It has narrow, lance-shaped leaves that are silver-green in color and provide a beautiful contrast to the dark purple blooms. This plant is typically low-maintenance and drought tolerant once established.
Plant the Black Knight Butterfly Bush in full sun for the best blooming results. It thrives in well-drained soil and can tolerate a variety of soil types. Prune the plant in late winter or early spring to promote new growth and maintain a tidy appearance.
Whether you're looking to attract pollinators to your garden or simply want to enjoy the beauty of its dark purple blooms, the Black Knight Butterfly Bush is a must-have addition to any landscape.
Plant Information:
Botanical Name: | Buddleia davidii 'Black Knight' |
USDA Zones: | 5-9 |
Water: | Moderate |
Exposure: | Full Sun |
Soil Needs: | Well Drained |
Mature Height: | 6 - 8 feet |
Mature Spread: | 3 - 5 feet |






Pollination Info
Black Knight Butterfly Bush (Buddleia davidii 'Black Knight')
The Black Knight Butterfly Bush, also known as Buddleia davidii 'Black Knight', is a popular deciduous shrub known for its stunning purple flowers that attract butterflies and other pollinators.
Pollination Information:
- Pollinators Attracted: The Black Knight Butterfly Bush is a magnet for butterflies, bees, and other pollinators. Its fragrant flowers and nectar-rich blossoms make it a valuable food source for these insects.
- Pollination Process: The pollination process of the Black Knight Butterfly Bush is carried out primarily by bees and butterflies. They are attracted to the bright purple flowers and feed on the nectar while inadvertently transferring pollen from one flower to another, leading to cross-pollination.
- Benefits of Pollination: Pollination is crucial for the reproduction of plants, including the Black Knight Butterfly Bush. It helps in the formation of seeds, which are essential for the plant's survival and propagation. Additionally, the presence of pollinators enhances the biodiversity of the garden and ecosystem.
- Encouraging Pollinators: To encourage pollinators like butterflies and bees to visit your Black Knight Butterfly Bush, plant it in a sunny location with well-draining soil. Providing a water source nearby and avoiding the use of pesticides will also help attract and support these important pollinators.
FAQ
Black Knight Butterfly Bush (Buddleia davidii 'Black Knight') FAQ
What is a Black Knight Butterfly Bush?
The Black Knight Butterfly Bush (Buddleia davidii 'Black Knight') is a deciduous shrub known for its fragrant, dark purple flower clusters that attract butterflies and other pollinators.
How tall does a Black Knight Butterfly Bush grow?
Black Knight Butterfly Bushes can grow to be 6-8 feet tall with a spread of 4-6 feet.
What is the best growing zone for a Black Knight Butterfly Bush?
Black Knight Butterfly Bushes thrive in USDA hardiness zones 5-9.
How much sunlight does a Black Knight Butterfly Bush need?
Black Knight Butterfly Bushes prefer full sun, meaning they should receive at least 6 hours of direct sunlight per day.
How often should I water my Black Knight Butterfly Bush?
Water your Black Knight Butterfly Bush regularly, especially during hot, dry periods. Make sure the soil is well-drained to prevent root rot.
Do Black Knight Butterfly Bushes require pruning?
Black Knight Butterfly Bushes benefit from annual pruning to help maintain their shape and encourage new growth. Prune in early spring before new growth begins.
How do I attract butterflies to my Black Knight Butterfly Bush?
Planting fragrant flowers like the Black Knight Butterfly Bush is a great way to attract butterflies. Provide a water source, such as a shallow dish of water or a birdbath, for butterflies to drink from.
Can I grow a Black Knight Butterfly Bush in a container?
Yes, you can grow a Black Knight Butterfly Bush in a container. Make sure the container has good drainage and choose a potting mix specifically designed for shrubs.
Planting & Care
Planting & Care for Black Knight Butterfly Bush (Buddleia davidii 'Black Knight')
Black Knight Butterfly Bush, also known as Buddleia davidii 'Black Knight', is a stunning shrub that attracts butterflies and hummingbirds with its vibrant purple flowers. Here are some tips for planting and caring for this beautiful plant:
Planting:
- Choose a location with well-drained soil and full sun exposure.
- Dig a hole twice as wide and just as deep as the root ball of the plant.
- Place the plant in the hole and backfill with soil, tamping down gently as you go to remove air pockets.
- Water thoroughly after planting and add a layer of mulch around the base of the plant to help retain moisture.
Care:
- Water regularly, especially during hot and dry periods. Butterfly Bushes are drought tolerant once established, but they will benefit from consistent watering.
- Prune in late winter or early spring to promote new growth and blooming. Remove any dead or damaged branches to maintain plant health.
- Fertilize in early spring with a balanced fertilizer to encourage healthy growth and flowering.
- Deadhead spent flowers to encourage continued blooming and to prevent self-seeding.
- Monitor for pests such as spider mites or aphids, and treat with insecticidal soap if necessary.
With proper care and maintenance, your Black Knight Butterfly Bush will provide beautiful blooms and attract pollinators to your garden for years to come.
Check Out These Verified Customer Reviews:
Customer Reviews
4.7 out of 5 based on 14 reviews
Thank you! Your review has been submitted.
The Black Knight Butterfly Bush exceeded my expectations. It is thriving in my yard.
Customer service was excellent, they answered all my questions promptly. Highly recommend this plant.
Love the striking color
Item has been added to your cart.