Clematis Avalanche

Clematis Avalanche

Why Buy Me?

• Hardy, evergreen
• Masses of white flowers
• Ideal for screening or growing against trellis, pergolas.

Growing Conditions

• Light: Full sun to partial shade; performs best with some protection from harsh midday sun and drying winds

• Soil: Fertile, well-drained soil — avoid waterlogging

• Aspect: South, west, or east-facing walls or fences; sheltered locations are ideal

• Location: Ideal for growing against trellises, pergolas, or in containers

Seasonal Interest

• Flowers: Masses of white, star-shaped flowers with yellow stamens appear in early spring (typically March–April in the UK)

• Foliage: Attractive, finely divided, glossy green evergreen leaves give year-round coverage and structure

Cultivation & Care

• Planting time: Best planted in autumn or early spring

• Support: Needs support for climbing — tie in young shoots to a trellis or wires

• Pruning:

  • Group 1 clematis (early-flowering): Minimal pruning needed

  • Prune only to tidy and shape after flowering (late spring or early summer)

  • Avoid heavy pruning or you'll lose next year's flowers

• Feeding: Apply a balanced slow-release fertiliser in spring; mulch with well-rotted compost to retain moisture

• Watering: Water regularly during dry spells, particularly in the first season after planting

Wildlife & Pollinators

• Flowers are attractive to early-season pollinators such as bees

• Provides evergreen cover and shelter for small garden wildlife

Garden Use

• Wall-side borders: Great for south/east-facing walls where it can be trained up supports

• Containers: Can thrive in large pots with good drainage and support

• Winter-spring interest: One of the earliest clematis to flower; brightens gardens when little else is in bloom

• Evergreen structure: Offers year-round foliage, making it useful for screening or softening hard structures

Don’t miss out on the exceptional quality of the Clematis Avalanche. It’s just a few clicks away when you order online, or you can stop by your nearest Thompson's Branch to pick one up and chat with our knowledgeable team.