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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.

Maintenance Notes

Moderate

Complementary Plants

Plants That Pair Well in the Landscape

Selected using botanical relationships, growing conditions, color harmony, size, texture, season, and landscape use.

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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.

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 plan.

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