Wild Cornflower (Centaurea cyanus) is a striking native UK wildflower known for its vibrant, intense blue flowers that stand out in any wildflower meadow or garden. This annual species adds a burst of colour to landscapes, blooming from June to August, and is a favourite among pollinators such as bees, butterflies, and hoverflies. Wild Cornflower is particularly valued for its role in attracting essential pollinators, making it an ideal choice for biodiversity projects, conservation efforts, and wildlife-friendly gardens.
Thriving in a variety of soils, Wild Cornflower is especially well-suited to dry, well-drained conditions. It is perfect for planting in traditional meadows, road verges, or other areas aimed at creating habitats for pollinators. As an annual, it is typically sown each year, providing a reliable, easy-to-manage wildflower that will help enhance the biodiversity of your site year after year.
Features & Benefits
Vibrant Blue Flowers – Stunning blue blooms that create a striking contrast in wildflower meadows.
Pollinator-Friendly – Attracts a wide range of pollinators, including bees and butterflies.
Easy to Grow – Suitable for a variety of soil types, especially well-drained soils.
Annual Plant – Simple to sow year after year for a reliable splash of colour.
Ideal for Biodiversity Projects – Perfect for pollinator habitats, meadows, and wildlife corridors.
Product Details
Latin Name: Centaurea cyanus
Common Name: Wild Cornflower
Flowering Time: June – August
Flowering Height: 60–90 cm
Life Cycle: Annual
Wildflower Seed Approx. Sowing Rate per Acre: 3.75kg
Minimum Order: 100g
Sowing Time: Spring (March–May) or Autumn (August–October)
How to Sow & Preparation
Site Preparation: Choose a sunny, well-drained site. Clear the area of any weeds and prepare the soil by cultivating it to create a fine seedbed.
Sowing: Broadcast the Wild Cornflower seed evenly across the soil surface at the recommended sowing rate of 3.75kg per acre. You can mix the seed with dry sand to aid even distribution.
Aftercare: Lightly firm the seed into the soil by rolling or walking over the area. Water during dry spells to support germination. Wild Cornflower may require annual reseeding as it is an annual species.
About John Chambers Wildflower Seeds
John Chambers Wildflower Seeds has been a trusted supplier of high-quality native UK wildflower seed for over 35 years. Renowned for our exceptional germination rates and dedication to biodiversity and sustainable planting, we support a diverse range of clients including landscape architects, contractors, local authorities, and ecologists.

Attribute Detail
Latin Name Centaurea cyanus
Flowering Time June – August
Flowering Height 60–90 cm
Life Cycle Annual
Sowing Rate 3.75kg per acre (9.3kg per hectare)
Sowing Period Spring (March–May) or Autumn (Aug–Oct)
Preferred Conditions Well-drained, sunny sites
Pollinator Friendly Yes
Minimum Order Quantity 100g
Ideal For Meadows, wildlife habitats, biodiversity projects