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Create a vibrant landscape with Black Knight Butterfly Bush Seeds, known for their striking deep-purple flower clusters and vigorous growth. This popular garden shrub is highly valued for its long-lasting blooms, pollinator attraction, and low-maintenance nature, making it ideal for home gardeners seeking stunning ornamental plants.
These high-quality, non-GMO seeds produce hardy shrubs that bloom from summer through fall and thrive in a wide range of garden conditions. Perfect for borders, pollinator gardens, and decorative landscaping.
Produces rich deep-purple flower spikes
Attracts butterflies and beneficial pollinators
Non-GMO, high-germination seeds
Drought-tolerant once established
Long flowering season for continuous garden color
Suitable for home gardens, landscapes, and borders
Botanical Name: Buddleja davidii ‘Black Knight’
Plant Type: Deciduous flowering shrub
Seed Type: Non-GMO, open-pollinated
Bloom Color: Deep purple
Bloom Season: Summer to fall
Planting Season: Spring or early summer
USDA Zones: 5–10
Soil Type: Well-drained, moderately fertile soil
Sun Exposure: Full sun
Plant Height: 6–10 feet at maturity
Plant Spread: 4–6 feet
Water Requirements: Moderate; drought-tolerant after establishment
Growth Rate: Fast-growing
Maintenance Level: Low
Uses: Landscaping, pollinator gardens, borders, decorative planting
Sow seeds on the surface of moist, well-drained soil; do not cover deeply as they need light to germinate.
Maintain soil moisture without waterlogging.
Keep in a warm, bright location for germination (14–21 days).
Transplant seedlings when they are 3–4 inches tall.
Space plants 4–6 feet apart for proper air circulation.
Prune annually in early spring to encourage vigorous growth and flowering.
Grow Black Knight Butterfly Bush Seeds to enjoy bold, deep-purple blooms and a garden full of butterflies throughout the warm seasons.
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