Botanical Name: Clematis x jackmanii
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Common Name: Jackman Clematis  
Plant photo of: Clematis x jackmanii
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Water Saving Tip:

Fix leaking sprinklers, valves, and pipes.

One broken spray sprinkler can waste 10 gallons per minute - or 100 gallons in a typical 10 minute watering cycle.

  • Anatomy

  • Culture

  • Design

Plant Type

Vine

 

Height Range

12-25'

 

Flower Color

Purple

 

Flower Season

Summer

 

Leaf Color

Dark Green

 

Bark Color

n/a

 

Fruit Color

n/a

 

Fruit Season

n/a

Sun

Full, Half

 

Water

Medium, Extra in Summer

 

Growth Rate

Fast, Moderate

 

Soil Type

Loam

 

Soil Condition

Average, Rich, Well-drained

 

Soil pH

Acid, Neutral, Basic

 

Adverse Factors

n/a

Design Styles

English Cottage, Mediterranean, Ranch, Spanish

 

Accenting Features

Showy Flowers

 

Seasonal Interest

Summer

 

Location Uses

Background, Entry, Perennial Border, Shrub Border, Foundation, Walls / Fences

 

Special Uses

Cut Flowers, Screen, Small Spaces

 

Attracts Wildlife

Butterflies

Information by: Stephanie Duer
Photographer: Steve Mullany
  • Description

  • Notes

Jackman Clematis is a lovely, old-fashioned vine that is well suited to our urban landscapes. Showy deep purple-violet flowers cover the vine most of the summer. Once established, it is a fast grower to about 18 feet. Prune in the spring.
Plant in light, loamy, well-drained soil. There is an adage regarding clematis: "heads in the sun; feet in the shade," follow this! But there is a caution: don't place it where it will bake, for in our hot, dry summers, it is possible to get too much of a good thing. Timing of pruning depends on when the clematis blooms: as a general rule, spring and early summer blooming clematis ought to be pruned immediately after flowering; mid-summer and fall bloomers can be pruned in the spring. Clematis are twining and need support.