Plant Calculator
Enter the approximate length and width of the area you will be planting and click 'Calculate' to determine how many Buddleia davidii 'Crown Jewels' you will need.
*Correct and successful spacing is complex and depends on project conditions.
Monarch®
Buddleia davidii 'Crown Jewels'
Butterfly Bush
- Loads of long light lavender/purple blossoms
- A favorite of Monarch butterflies
- Flowers deepen to blue-purple with age
- Dense clump of minty green leaves

- Category: Perennials
- Breeder: Ball Horticulture
- Hardiness Zone: 5-10
- Height: 30-48 in
- Spread: 42-78 in
- Spacing: 48-84 in
- Temperature: -20°F
- Bloom Color: Purple
Currently Unavailable
Critter Resistance
• | Deer Resistant |
Exposure
• | Full Sun |
Foliage Color
• | Green |
Soil Moisture
• | Light Water |
Attributes
• | Blooms all Season |
• | Border or Bed |
• | Cut Flower/Foliage |
• | Drought Tolerant |
• | Fast Growing |
• | Fragrant |
• | Heat Tolerant |
• | Long Blooming |
• | Low Maintenance |
Habit
• | Upright |
Season of Interest (Flowering)
• | Late Spring |
Season of Interest (Foliage)
• | Summer Bloomer |
Additional Information about Buddleia davidii Monarch® 'Crown Jewels'
59 Gorgeous butterfly bush produces incredibly long, 10 to 12-in. (25 to 30-cm) panicles of colorful blossoms, a favorite of Monarch butterflies. Incredible flower coverage on its dense clump of leaves. Magenta purple flowers.
Growing & Maintenance Tips for Buddleia davidii Monarch® 'Crown Jewels'
Grows best in full sun and fertile, slightly alkaline, well-drained soil. In northern regions, cut this plant back to about 1' tall in early spring. N
Bloom Time: Late Summer