Best THOMPSON & MORGAN Flower Seeds of 2025

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Flower seeds by Thompson & Morgan offer a wide variety of options for anyone looking to add some colour and life to their garden or indoor space. These high-quality seeds produce vibrant and healthy flowers in a range of sizes and colours, allowing gardeners to create a personalised and unique display. Whether you are a seasoned gardener or a beginner, Thompson & Morgan's flower seeds are an excellent choice to add some beauty and fragrance to your surroundings.
At a Glance: Our Top Picks
Top 10 THOMPSON & MORGAN Flower Seeds
Thompson & Morgan Wildflower Seed Mix for Bees
The Thompson & Morgan Wildflower Seeds offer a vibrant mix of wild flowers that will brighten up any garden. You will enjoy the stunning colours that come from this selection, which includes both annuals and perennials. These seeds are perfect for attracting butterflies and bees, helping to restore essential British wildlife. Plus, they are easy to grow; just scatter the seeds, cover them, and watch your garden flourish with beautiful blooms.
Echinacea 'Magnus' Flower Seeds by Thompson & Morgan
Inject late-summer colour into your garden with Echinacea 'Magnus' Seeds. This hardy perennial blooms from summer to autumn, providing a consistent display of vibrant flowers regardless of the weather. Ideal for creating a large cottage-style border or mixing with ornamental grasses, these plants offer a trendy, low-maintenance prairie look. You will appreciate the ease of growing these seeds, as they bring both beauty and resilience to your outdoor space.
Thompson & Morgan Sweet Pea 'Scent Infusion' Seeds
The Scent Infusion Sweet Pea Seeds by Thompson & Morgan are perfect for creating a fragrant display in your garden. These seeds can be trained against fences or obelisks, allowing you to enjoy their beauty and scent. The blend features both traditional and modern varieties, ensuring you have a stunning array of colours and aromas. You can conveniently sow these seeds indoors in October for a spring transplant or directly outdoors from March to April, making them easy to grow.
Thompson & Morgan Giant Sunflower Seeds
The Giant Sunflower Seeds from Thompson & Morgan are perfect for adding a striking touch to your garden. These plants can grow up to an impressive 10 feet tall, making them a fantastic choice for creating visual impact. They are easy to grow, encouraging you to engage children in gardening by letting them nurture their own sunflowers from seed to giant. With simple germination and transplanting, you can place them almost anywhere outdoors. The seeds also come with helpful care instructions, ensuring a successful gardening experience.
Thompson & Morgan Russian Giant Sunflower Seeds
The Russian Giant Sunflower Seeds from Thompson & Morgan are an excellent choice for your garden. These flowers are perfect for creating a bee-friendly environment, attracting pollinating insects and birds. You will enjoy the sight of massive butter-yellow sunflowers, which can reach heights of up to 10ft during the summer months. Additionally, these seeds are simple and easy to grow, making them ideal for both novice and experienced gardeners alike. With just one packet, you can bring vibrant life to your garden.
Cosmos Bippinnatus 'Cupcakes and Saucers' Seeds
Cosmos 'Cupcakes and Saucers' is a delightful addition to your garden, offering a beautiful mix of traditional cosmos and vibrant blooms. These flowers will brighten your space from summer through autumn, providing continuous colour. Their tall, slender stems create a lovely, floaty effect as they sway in the breeze, enhancing the overall visual appeal of your garden. Perfect for sunny spots, these plants are also fantastic as cut flowers, allowing you to bring their charm indoors.
Teasel Seeds for Hardy Wildflower Gardens
The Teasel Seeds by Thompson & Morgan are an excellent choice for adding architectural beauty to your garden. These hardy biennials produce stunning lilac-pink flower heads that attract beneficial insects like bees and butterflies during mid- to late summer. With their tall stature, they create a striking visual in borders or wildlife gardens. Furthermore, the large, prickly seed heads provide a vital food source for birds such as goldfinches throughout winter, making your garden a haven for wildlife. Plus, you'll receive comprehensive care instructions to help you along the way.
Zinnia ‘Forecast’ Flower Seeds by Thompson and Morgan
Zinnia ‘Forecast’ Seeds by Thompson and Morgan are a delightful addition to any garden. With vibrant blooms in a mix of purple, pink, orange, salmon, yellow, and cream, these flowers provide long-lasting colour throughout the summer. You can also enjoy them indoors as stunning cut flowers. They are drought tolerant, making them easy to care for, and thrive in sunny spots. Additionally, these flowers are excellent for attracting pollinators, helping to support local wildlife in your garden.
Thompson & Morgan Sweet Pea Heirloom Mixed Seeds
Sweet Pea Heirloom Mixed offers a delightful blend of vibrant colours and an intensely sweet fragrance, perfect for brightening up your garden. These smaller flowered heirloom types thrive beautifully when trained against arches or trellises, creating a stunning trailing display. You will receive 20 seeds along with cultural instructions, ensuring you know exactly how to care for them. Remember, the images provided are for guidance and actual results may vary based on your growing conditions.
Thompson and Morgan Royal Bride Snapdragon Seeds
The Royal Bride Snapdragon Seeds by Thompson and Morgan offer beautiful pure white flowers that will enhance any garden. These delicate blooms not only provide a stunning visual appeal but also emit a lovely fragrance, making your outdoor space more inviting. Ideal for cutting, these flowers can brighten up your home when arranged in a vase. With 400 seeds in one packet, you can easily plant a generous display of these charming flowers for your enjoyment.
During our THOMPSON & MORGAN flower seed research, we found 202 THOMPSON & MORGAN flower seed products and shortlisted 10 quality products. We collected and analyzed 18,425 customer reviews through our big data system to write the THOMPSON & MORGAN flower seeds list. We found that most customers choose THOMPSON & MORGAN flower seeds with an average price of £4.28.
The THOMPSON & MORGAN flower seeds are available for purchase. The top 10 picks range in price from a low of £2.00 to a high of £8.00, find the one that fits your budget. The seller of top 1 product has received honest feedback from 5,906 consumers with an average rating of 4.3.

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.