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Clematis Jackmanii Flowers Close Up
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Jackmanii Clematis

Availability: Out of stock
SKU
1169

Late Season Color - Makes a Great Groundcover!

Clematis Jackmanii, Clematis 'Jackmanii Superba', is known to be an improved Clematis 'Jackmanii' with its broader petals and deeper rich purple color when flowers first open.

The 5" flowers transition from deep purple to a lighter violet with age. 'Jackmanii Superba' is an excellent cultivar for later season color - blooming from midsummer to early fall. Jackmanii can also be used as a ground cover!

Clematis 'Jackmanii Superba' is easy to grow in a rich, porous, alkaline soil with plenty of room for the roots to spread. Clematis perform best perform when the tops are in full sunlight and the roots are shaded. Apply mulch or plant a shallow rooted groundcover to keep the roots cool and shaded.

Flowers are produced on new growth so prune this plant back to 1 to 2 feet in late winter or early spring.

* Profusion of Purple Flowers
* Flowers Fade From Deep to Light Purple
* Blooms Mid Summer Through Fall

 

Pruning & Training Clematis

Buying Options for Plants

Nature Hills sells a large variety of plants with several options available. Plants are offered in both potted containers and as dormant bare root without soil. Here is a helpful resource to understand your options as you create a beautiful landscape with help from Nature Hills.

Ever wonder what a larger plant will mean for your landscape? Container Sizes are really all about the age of the plant!

Seasonally, Nature Hills offers hand selected, high quality bare root trees, shrubs and perennials. Bare root plants are sold by height from the top of the root system to the top of the plant. Plants may be taller than the height minimums.

  • Popular sizes of select trees are 1 foot, 2 feet, 3 feet, etc.
  • Popular sizes of select bare root plants is 1 foot, 18 inches, etc.

Nature Hills Container Size by Volume

Young Plants to 18 Months
Size Volume
2"x2"x3" Ranges from .18 to .21 dry quarts / .198 to .23 dry liters in volume
4.5" Container Equal to .655 dry quart / .72 dry liter in volume
3.5" Container Equal to .67 dry quart / .74 dry liter in volume
4" Container Equal to .87 dry quart / .96 dry liter in volume
1 Quart Equal to 1 dry quart / 1.1 dry liter in volume
5.5" Container Equal to 1.89 of a dry quart / 2.08 dry liters in volume
4"x4"x5" Ranges from .8 to 1.1 dry quarts / .88 to 1.2 dry liters in volume
4"x4"x6" Ranges from 1.0 to 1.3 dry quarts / 1.1 to 1.41 dry liters in volume
4"x4"x9" Ranges from 1.1 to 2.1 dry quarts / 1.2 to 2.3 dry liters in volume
4"x4"x10" Ranges from 1.7 to 2.3 dry quart / 1.87 to 2.53 dry liters in volume
Plants 18 Months - 2.5 Years Old
Size Volume
2 Quart Equal to 2 dry quarts / 2.2 dry liters in volume
#1 Container Ranges from 2.26 to 3.73 dry quarts / 2.49 to 4.11 dry liters in volume
5"x5"x12" Equal to 3.5 to 4.3 dry quarts / 3.85 to 4.74 dry liters in volume
Plants 2 - 4 Years Old
Size Volume
#2 Container Ranges from 1.19 to 1.76 dry gallons / 5.24 to 7.75 dry liters in volume
#3 Container Ranges from 2.32 to 2.76 dry gallons / 10.22 to 12.16 dry liters in volume
Plants 3 - 5 Years Old
Size Volume
#5 Container Ranges from 2.92 to 4.62 dry gallons / 12.86 to 20.35 dry liters in volume
#7 Container Ranges from 5.98 to 6.08 dry gallons / 26.34 to 26.78 dry liters in volume

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PLANT HIGHLIGHTS

Jackmanii Clematis Is Suited to Grow in Zones 4-8
Growing Zones 4-8
More Information
Brand Nature Hills Nursery
Botanical Name Clematis 'Jackmanii Superba'
Foliage Dark Green
Mature Height 10 - 12 feet
Mature Spread 3 - 4 feet
Soil Type Widely Adaptable
Sun Exposure Full Sun, Partial Sun
Growth Rate Medium
Flower Color Purple