Clematis

Clematis spp.

vine

verifiedReviewed by the GreenScout Team

Clematis are versatile climbing plants producing flowers in an enormous range of colours and sizes from spring through autumn depending on variety. They're perfect for growing through other plants and up structures.

Common Problems

Select the problem your Clematis is experiencing to get a treatment guide.

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Wiltingchevron_right

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Yellow Leaveschevron_right

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Leaf Dropchevron_right

Care Guide

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Light

Flowering stems in sun; roots in shade (cool roots warm top).

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Water

Regularly; keep moist, especially when young.

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Soil

Fertile, moist, well-draining, slightly alkaline.

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Fertiliser

High potassium feed monthly during growing season.

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Temperature

Most hardy to -20°C.

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Humidity

Moderate.

Toxicity

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All parts toxic. Can cause drooling, vomiting, and diarrhoea.

Common Diseases

spaClematis Wiltchevron_right spaPowdery Mildewchevron_right grainLeaf Spotchevron_right

Common Pests

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Seasonal Care

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Reduce watering as growth slows; clear fallen leaves to reduce risk of clematis wilt.

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Feed with a high-potassium fertilizer as growth resumes; keep roots cool and shaded.

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Water deeply and regularly, especially in containers; deadhead early bloomers to encourage rebloom.

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Prune according to pruning group while fully dormant; mulch the root zone to protect from frost.

Frequently Asked Questions

How do I prune clematis?

Depends on group: Group 1 (spring flowering) — light prune after flowering. Group 2 (early summer) — light prune. Group 3 (late summer) — hard prune to 30cm in early spring.