Best Perennial Flower Seeds of 2025

The Sweet William Seeds are an excellent choice for gardeners looking to add vibrant colour to their spaces. With abundant flowers in pink, white, and red, they attract pollinators, enhancing your garden's ecosystem. These low-maintenance plants thrive once established, requiring minimal watering. Enjoy a long blooming season, from early summer to the first fall frosts, providing over three months of cheerful blooms. This variety is also perfect for cutting, making your floral arrangements stunning and lively.

The Russell Mix Flower Seeds by Pretty Wild Seeds offers you a delightful opportunity to cultivate beautiful lupin flowers in your garden. With 200 fresh seeds included, you can easily enhance your outdoor space with vibrant blooms. Being UK DEFRA registered, you can trust the authenticity of these seeds, ensuring quality and reliability. This professional-grade seed supply comes in pictorial packets, allowing you to easily identify the stunning flowers that will flourish in your cottage garden.

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.

Welldales Flower Seeds are perfect for adding vibrant colour to any space, whether outdoors, indoors, or on your windowsill. You will enjoy the stunning shades of pink, orange, red, purple, and white, which grow to approximately 30cm tall. These seeds are great for tubs and are easy to plant, sow, and grow, making gardening accessible for everyone. The Carnival Flower Mix not only offers a dazzling display but also fills the air with a sweet, lasting scent, enhancing your garden’s atmosphere.

The Geranium Hardy Mixed Seeds from Plant World Seeds are an excellent choice for gardening enthusiasts. Supplied directly from the UK, you can expect genuine quality with each packet. With a height range of 30-90cm, these seeds will add vibrant colour to your garden. Each packet contains over 30 seeds, providing great value for money. This selection includes a variety of rare plants, making it a fantastic way to start or expand your collection of long-lasting flowers.

The Thompson & Morgan Flower Seeds offer a delightful selection of seeds that you can easily scatter in your garden. This simple approach allows you to create stunning flower meadows that attract beneficial insects like bees and butterflies. You can enjoy the convenience of sowing these seeds from mid-March to June or September to November, making it easy to fit into your gardening schedule. With minimal effort, you can cultivate a picturesque wildflower meadow that enhances the beauty of your outdoor space.

The Crown Pacific Delphinium Mix from Premier Seeds Direct is designed for optimal germination and growth. By cold-treating the seeds in your fridge, you can significantly enhance germination rates. Sowing the seeds thinly from May to August ensures they have enough space to thrive. Germination can take up to three weeks, so patience is key. Once the seedlings reach two inches, you can transplant them to larger pots, protecting them from slugs and snails. This careful approach leads to beautiful blooms in your garden.

The Pretty Wild Seeds Mix offers 100% pure wildflower seeds, making it an excellent choice for those who cherish nature. This mix includes both annual and perennial plants, ensuring a vibrant display throughout the seasons. You can easily sow at a rate of 1-2 grams per square metre, allowing for a hassle-free planting experience. With its great combination of flowers, this mix is specifically designed to attract and support bees, butterflies, and other pollinators, creating a beautiful and lively meadow in your garden.

The PlantGenesis Flower Seeds offer approximately 80 seeds of Catananche caerulea 'White Armor', which bloom with attractive papery white flowers from July to October. This hardy perennial not only flowers in its first year but also serves as a lovely border plant, reaching a height of 70cm. You can enjoy the convenience of growing these seeds as annuals or perennials. Additionally, they make excellent cut and dried flowers, bringing lasting beauty to your home and garden.

The Foxglove Seeds by Pretty Wild offer fresh seeds that are perfect for your garden. Being a Defra registered seller, you can trust the quality of these seeds. Each packet is pictorial, which makes it easy for you to identify the seeds and plan your planting. Additionally, the full sowing instructions included ensure you know exactly how to cultivate your flowers for the best results.