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Public Plant Profile

Jackman's Clematis

Clematis 'Jackmanii'

Category: Vine • Clematis

Jackman's Clematis features large violet-purple blooms, perfect for climbing structures in gardens.

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Mature Height: 10-12 ft

Mature Width: 3-6 feet

Bloom Color: Purple

Light: Sun

Zone: Zones 4-9

Maintenance: Moderate

Growth Rate: Fast

Season of Interest: Summer

Foliage: Deciduous

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Bold Outdoors Verified Insight

Designed & Reviewed by

Josh Graber

Owner and Landscape Designer · Kansas State University · 25+ Years Experience

B.S. in Horticulture and Landscape Design – Kansas State University

25+ years of industry experience

Description

Clematis 'Jackmanii' is a classic climbing plant known for its stunning large violet-purple flowers. Introduced in 1862, it remains a favorite in gardens, showcasing its beauty and charm. This cultivar was developed by the notable nurseryman George Jackman.

Ideal Conditions

Prefers full sun to partial shade and well-drained soil. Requires moderate moisture for optimal growth.

Soil Preferences

Well-drained soil is essential, with a preference for neutral to slightly alkaline pH. Adaptable to various soil types.

Sun Needs

Sun

Landscape Guidance

Landscape Use

climbing vineaccent

Special Features

Large violet-purple flowersvigorous growth

Wildlife Value

Attracts pollinators such as bees and butterflies.

Resistance / Tolerance

Moderate drought tolerance once established.

Notes from Our Designer

Ideal for trellises and arbors, providing vertical interest. Can be used to soften structures or create a colorful backdrop.

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Design Ideas Using This Plant

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Helpful Next Steps

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Frequently Asked Questions

Is Jackman's Clematis a good fit for Kansas City landscapes?

That depends on sun exposure, moisture, spacing, and how the plant will be used in the overall design. Bold Outdoors evaluates those practical conditions before recommending a plant broadly.

How should homeowners use this plant information?

Use the plant profile as a planning tool for size, conditions, and visual role, then connect it to the broader landscape design and installation plan for the property.

Next Step

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