
Common Name: Jackmanii Superba Clematis
Clematis ‘Jackmanii Superba’ is an improved selection of the classic Jackmanii type, prized for its larger, richer purple flowers and heavy, long-lasting bloom. Flowering freely from mid-summer into early fall, it delivers dependable color with excellent vigor and simple maintenance. Plant Profile Type: Deciduous flowering vine Mature Size: Width: 3–6 ft Height: 10–12 ft Bloom: Large (5–7 in.) velvety deep purple flowers Slightly fuller and darker than standard ‘Jackmanii’ Mid-summer through early fall Foliage: Medium green; dense enough to support abundant blooms Zones: 4a–9b Light: Full sun to partial shade Soil: Moist, well-drained soils; adaptable Water: Moderate; drought tolerant once established Pruning Group: Group 3 (blooms on new wood) Features & Uses Form: Vigorous, twining climber with a strong, upright habit Excellent for trellises, fences, pergolas, arbors, and obelisks Long bloom season with reliable flower coverage Easier and more forgiving than many large-flowered clematis Pairs well with roses, shrubs, and lighter-colored companions Care Notes Prune hard in late winter or early spring to 12–18 in. above ground Provide sturdy support early in the season Mulch roots to keep soil cool and evenly moist
| Plant Type: | Vine |
| Width: | 3-5' |
| Height: | 10-12' |
| Fragrant: | Yes |
| Zone: | 4 - 9 |
| Deer Resistant: | No |
| Salt Tolerant: | No |
| Drought Tolerant: | No |
| Attract: | Bees butterflies birds |
| Exposure: | Full Sun, Partial Shade |
| Bloom Time: | Summer, Late Summer, Early Fall, Fall |
| Landscape/Use: | Trellis |
| Shape: | Climbing |
| Soil Type | Moist well-drained |
| Flower Color: | Purple |
| Leaf Color: | Green |
| Fall Color: | Green |