Best Centaurea Flower Seeds of 2025

Toby Butcher Avatar
Toby Butcher
Last Updated: 2 Feb 2025

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Centaurea flower seeds are a great addition to any garden or outdoor space. These seeds produce beautiful, vibrant flowers that come in a range of colours, including pink, blue, and purple. Centaurea flowers are easy to grow and require minimal maintenance, making them a great choice for novice gardeners. They also attract pollinators such as bees and butterflies, adding to the biodiversity of your garden. Overall, centaurea flower seeds are a fantastic way to add some colour and life to your outdoor space.

At a Glance: Our Top Picks

Premier Seeds Direct Cornflower Blue Boy Seeds Cover #TOP 1
Premier Seeds Direct Cornflower Blue Boy Seeds
ftb score rating icon 9.8
Welldales Dark Crimson Centaurea Flower Seeds Cover #TOP 2
Welldales Dark Crimson Centaurea Flower Seeds
ftb score rating icon 9.7
Premier Seeds Direct Cornflower Pink Seeds Cover #TOP 3
Premier Seeds Direct Cornflower Pink Seeds
ftb score rating icon 9.5

Top 10 Centaurea Flower Seeds

Premier Seeds Direct Cornflower Blue Boy Seeds

Premier Seeds Direct
Blue
Premier Seeds Direct Cornflower Blue Boy Seeds Cover
PREMIER SEEDS DIRECT - Cornflower Seeds - Centaurea CYANUS - Blue BOY - 3.8 Grams

The Premier Seeds Cornflower Seeds are an excellent choice for gardeners looking to add vibrant blue blooms to their space. With a germination period of just 5-10 days, you can quickly see the fruits of your labour. Planting at a depth of 1/8 to ¼ inch ensures optimal conditions for growth, while spacing seeds 3-6 inches apart allows for healthy development. These seeds thrive in full sun or partial shade, making them versatile for various garden settings.

What We Like
Quick germination time
Easy planting depth
Tolerates various soil types
Versatile light requirements

Welldales Dark Crimson Centaurea Flower Seeds

WD1197
Black
Welldales Dark Crimson Centaurea Flower Seeds Cover
Welldales 50 Black Ball Cornflower Seeds Dark Crimson Centaurea Cluster Flower Perennial

Welldales Centaurea Seeds are easy to sow and grow, making them a fantastic choice for both novice and experienced gardeners. The very dark crimson flowers bring a striking colour to any indoor or outdoor space. They thrive in sunlight and can be planted in various locations, from gardens to windowsills. These hardy plants are perfect for the UK climate and can grow between 50 to 100cm tall, giving you beautiful blooms to enjoy throughout the season.

What We Like
Easy to sow and grow
Vibrant dark crimson flowers
Suitable for various locations
Hardy in the UK climate
Tolerates most soil types
#TOP 3

Premier Seeds Direct Cornflower Pink Seeds

Premier Seeds Direct
CRN07F
Pink
Premier Seeds Direct Cornflower Pink Seeds Cover
PREMIER SEEDS DIRECT - Cornflower - Centaurea CYANUS - Pink - 3.6 Grams

The Premier Seeds Cornflower is an excellent choice for any garden enthusiast. With a germination period of just 5-10 days, you can quickly enjoy beautiful pink blooms. The seeds thrive in soils with temperatures between 60F-70F, ensuring a successful start. By planting them at a depth of 1/8 to ¼ inch, you help the seeds germinate better. Additionally, these flowers flourish in both full sun and partial shade, giving you flexibility in your garden design.

What We Like
Quick germination time
Flexible planting conditions
Tolerates various soil types
Can be thinned and replanted

Dwarf Cornflower Double Polka Dot Mix Seeds

Dwarf Cornflower Double Polka Dot Mix Seeds Cover
Dwarf Cornflower Double Polka Dot Mix 1000 Seeds + Freebie + Plant tag Centaurea Cyanus

The Dwarf Cornflower Seeds by Happy Green Shop are perfect for beginning gardeners or children's gardens. With a delightful mix of colours, including white, blue, rose, and lavender, these flowers can grow up to 16 inches tall, adding vibrant beauty to your outdoor space. They are excellent for cutting, allowing you to create lovely floral arrangements. Additionally, they are suitable for drying, making them a fantastic option for long-lasting displays. You can also use them in beds and borders or as landscaping flowers to enhance your garden's charm.

What We Like
Great for beginners
Vibrant colour mix
Excellent for cutting
Suitable for drying
Ideal for borders
#TOP 5

Just Seed Greater Knapweed Wild Flower Seeds

WFGK01
Purple
Just Seed Greater Knapweed Wild Flower Seeds Cover
Just Seed British Wild Flower - Greater Knapweed - Centaurea scabiosa - 100 Seed

The Just Seed Knapweed Seeds are a fantastic choice for any gardening enthusiast. As part of their "The Difference is JustSeed" range, you can trust in the quality of these genuine Just Seed products. Being a professional seed company, Just Seed is Defra registered, which assures you of their reliability. Each packet is thoughtfully packed and labelled, providing you with helpful growing information to ensure your gardening experience is both enjoyable and successful.

What We Like
High-quality seeds
Helpful growing information included
Defra registered company
Genuine Just Seed products
#TOP 6

Welldales 50 Rosy Red Cornflower Seeds

WD1016
Welldales 50 Rosy Red Cornflower Seeds Cover
Welldales 50 Rosy Red Cornflower Seeds Centaurea Cyanus UK Garden Bouquet Vase Wild Flowers

The Welldales Cornflower Seeds are an excellent choice for any gardener looking to add vibrant colour to their outdoor spaces. These easy-to-grow annual seeds produce stunning rosy red wildflowers that can reach over 30 inches tall. Ideal for gardens, bouquets, and displays, you can plant them both indoors and outdoors. Additionally, these hardy plants support the local ecosystem by attracting bees and butterflies, making your garden not just beautiful but also beneficial for wildlife.

What We Like
Easy to grow
Attractive for gardens
Supports pollinators
Versatile for various displays
Tall and eye-catching
#TOP 7

Cornflower 'Polka Dot' Semi-Tall Flower Seeds

600 seeds
Cornflower 'Polka Dot' Semi-Tall Flower Seeds Cover
Cornflower 'Polka Dot' / Centaurea cyanus/Semi-Tall Hardy Annual/Seeds

The Cornflower 'Polka Dot' is a delightful mix of semi-tall flowers that bloom from June to August, adding vibrant colour to your garden. With approximately 600 seeds in each pack, you can create stunning borders, cottage gardens, or wildflower patches. These hardy annuals grow between 30-50cm tall and have the added benefit of self-seeding in suitable conditions. You can sow them directly in the spring or start them indoors for an earlier display, making them a convenient choice for any gardener.

What We Like
Vibrant summer blooms
Self-seeding capabilities
Ideal for various garden types
Easy to grow
Generous seed pack
#TOP 8

Welldales Blue Cornflower Seeds for Gardens

WD1017
Blue
Welldales Blue Cornflower Seeds for Gardens Cover
Welldales 50 UK Bouquet Blue Cornflower Seeds Centaurea Cyanus UK Gardens & Vase Flowers

Welldales Blue Cornflower Seeds are an excellent choice for those looking to brighten up their gardens or create stunning bouquets. These easy to grow annual seeds produce vibrant blue wildflowers that thrive in the UK climate. You can plant them outdoors, in vases, or even on windowsills for delightful displays. Additionally, these hardy plants are beneficial for local wildlife, helping bees and butterflies with pollination, making your garden a haven for nature.

What We Like
Easy to grow
Bright blue flowers
Supports local wildlife
Organic seeds
Versatile for displays
#TOP 9

Just Seed Blessed Thistle Wildflower Seeds

WFBT01M
Just Seed Blessed Thistle Wildflower Seeds Cover
Just Seed Wildflower - Blessed Thistle - Centaurea (cnicus) benedictus - 25 Seeds

The Just Seed Blessed Thistle is part of the acclaimed “The Difference is JustSeed” seed range. This product is supplied directly by JustSeed UK, ensuring you receive genuine, high-quality seeds. As a professional seed company, JustSeed is Defra registered and holds organic registration, giving you confidence in your purchase. Each packet is thoughtfully packed and labelled with helpful growing information, making it easier for you to cultivate these beautiful wildflowers successfully.

What We Like
High-quality branded seeds
Defra registered company
Organic registration included
Helpful growing information provided
#TOP 10

Centaurea nigra Kew Pollination Collection Seed Packet

Centaurea nigra Kew Pollination Collection Seed Packet Cover
Centaurea nigra Kew Pollination Collection Common Knapweed Perennial Cornflower Hardy Perennial Garden Wildflower Plant Easy to Grow Your Own 1x Seed Packet (Approx. 300 Seeds) by Thompson and Morgan

The Centaurea nigra Seed Packet is an excellent choice for adding colour to your garden. Its vibrant pink-purple blooms will brighten your borders from June to September, making your outdoor space more inviting. Additionally, this hardy perennial thrives in poor soils and requires minimal maintenance, perfect for busy gardeners. Once established, it is drought tolerant, ensuring your garden remains beautiful even during dry spells. You will also receive T&M's cultural instructions, guiding you in nurturing your seeds effectively.

What We Like
Brightens garden borders
Low-maintenance perennial
Drought tolerant
Hardy throughout the UK
Includes care instructions
Buying Guide Image
Editor's Notes

During our centaurea flower seed research, we found 223 centaurea flower seed products and shortlisted 10 quality products. We collected and analyzed 3,877 customer reviews through our big data system to write the centaurea flower seeds list. We found that most customers choose centaurea flower seeds with an average price of £2.82.

The centaurea flower seeds are available for purchase. We have researched hundreds of brands and picked the top brands of centaurea flower seeds, including Premier Seeds Direct, Welldales, Happy Green Shop, Just Seed, PlantGenesis. The seller of top 1 product has received honest feedback from 2,798 consumers with an average rating of 4.9.

Written by
Toby Butcher Avatar

Toby Butcher is a Horticulturist, and he earned his title as a Master Gardener in 2016. Toby has acquired a 25-year experience as a home gardener planting, designing, grooming vegetables and flowers. He is the leader of a plant group in Durham. Toby owns a blog where he publishes articles on growing and growing your flowers at home, in a vase, or in a garden.