The Pro Clay Soils 100% Mix Wildflower Seed is specially designed for the unique challenges of clay soils, providing a mix of hardy native species that thrive in these moisture-retaining, nutrient-rich conditions. Whether you're looking to create a wildflower meadow, field boundary, or a pollinator-friendly green space, this 100% wildflower mix offers an array of colourful blooms that will establish quickly and provide long-term beauty.
This carefully selected blend includes species such as Meadow Vetchling, Common Sorrel, and Meadow Buttercup, making it the perfect choice for landscapes in clay-heavy environments. It is designed for low-maintenance, sustainable planting that enhances biodiversity while adding natural beauty to roadsides, parks, farmland, and more.
Features & Benefits
100% wildflower mix designed specifically for clay soils
Supports a variety of pollinators, including bees and butterflies
Ideal for creating diverse, low-maintenance meadows and natural habitats
Vibrant mix of perennial wildflowers that thrive in clay-rich soils
Suitable for roadsides, field margins, meadows, and more
Example Wildflower Species in the Mix
Betony (Stachys officinalis) – Attractive perennial with purple spikes that add colour to meadows
Meadow Vetchling (Lathyrus pratensis) – A nitrogen-fixing legume that attracts pollinators and improves soil health
Salad Burnet (Sanguisorba minor) – Edible herb with clusters of greenish flowers, loved by insects
Yellow Rattle (Rhinanthus minor) – Semi-parasitic plant that suppresses grasses and promotes wildflowers
Common Sorrel (Rumex acetosa) – Tangy leaves that are a food source for various insects and wildlife
Meadow Buttercup (Ranunculus acris) – Bright yellow blooms that brighten up any meadow or grassland
Please note: Wildflower seed mixes may vary depending on seasonal availability and harvest. Additional species may be included.
Applications
Wildflower meadows and natural habitats
Road verges and embankments
Field boundaries and farmland
Parkland and green spaces
Pollinator-friendly planting projects
Sowing Rate & Timing
Recommended sowing rate: 3g per m²
Minimum order: 100g
Sowing windows:
Spring: March to May
Autumn: August to October
How to Sow Wildflower Seed Mixes
Prepare the site by clearing existing vegetation and weeds.
Mix seed with sand for even distribution.
Sow evenly at the recommended rate (3g per m²) using a broadcast method.
Firm the seedbed by lightly rolling or treading to ensure good seed-to-soil contact.
Water as needed, particularly in dry conditions.
Avoid using fertilisers, as wildflowers thrive in nutrient-poor soils.
About John Chambers Wildflower Seed
With over 35 years of experience, John Chambers Wildflower Seed is a leading supplier of high-quality wildflower mixes. The Pro Clay Soils 100% Mix Wildflower Seed is designed to perform in challenging clay soils, ensuring vibrant meadows and sustainable ecosystems. Trusted by councils, landscapers, and landowners, John Chambers mixes support biodiversity and are ideal for a wide range of landscape applications.

Seed composition: 100% Wildflowers
Minimum order: 100g
Sowing rate: 3g per m²
Sowing windows: Spring (Mar–May) or Autumn (Aug–Oct)
Soil suitability: Clay soils
Brand: John Chambers Wildflower Seed – Professional Range