Best Outdoor Flower Seeds of 2026

The Scott&Co. Flower Seeds pack offers a fantastic selection of 30 different varieties to cultivate in your garden or home. You will find 10 perennial flower seeds, 17 annual flower seeds, and 3 biennial flower seeds, providing you with a diverse array of blooms. This variety not only enhances your garden's beauty but also attracts butterflies and bees, contributing to local biodiversity. Whether you are an experienced gardener or a beginner, growing these seeds can bring colour and life to any space, making it a delightful gift for any occasion.

The Happy Green Shop Lobelia is a fantastic choice for garden enthusiasts. These seeds are easy to start and grow quickly, making them ideal for beginners. They are a popular annual flower that brings vibrant colour to a range of settings. You can use Lobelia plants in containers, hanging baskets, or as edging along your flower garden, which offers versatility in your landscaping. With a love for blooming all summer long, these plants ensure your garden stays lively throughout the season.

Mr Fothergill's Canterbury Bells is a hardy biennial flower that blooms in the year after sowing, offering a reliable display for your garden. Its unique cup and saucer shaped blooms make it ideal for adding charm to borders and for cutting, so you can enjoy fresh flowers indoors. As a cottage garden favourite, it provides early colour, brightening your outdoor space. Plus, it's easy to grow, making it suitable for gardeners of all levels who want a beautiful and low-maintenance addition to their garden.

The Pretty Wild Seeds Poppy offers a generous supply of approximately 10,000 fresh seeds, making it an excellent choice for gardeners looking to create a vibrant display. You can sow these seeds in either Spring or Autumn, ensuring flexibility in your planting schedule. Each packet includes full sowing instructions, providing you with the guidance needed for successful growth. These professional seeds are sourced from the UK, guaranteeing quality and suitability for local climates.

The Pretty Wild Seeds Flower Mix offers a delightful selection of over 25 different flower species, allowing you to create a vibrant meadow in your garden. You can sow the seeds at a rate of 1-2g per square metre, making it easy to achieve an abundant display. This floral mix not only adds beauty to your outdoor space but also supports local wildlife by attracting pollinators. With a generous 25g pouch, you will have ample seeds to cover an area of 12.5m², providing excellent value for your gardening efforts.

The Viola Cornuta Flower Seeds from Premier Seeds Direct are perfect for adding vibrant colour to your garden. For the earliest blooms, you can sow the seeds indoors 6 to 8 weeks before the last frost, ensuring they are covered with a fine layer of soil. Germination occurs in 10 to 20 days, requiring darkness for success. Keeping the soil moderately moist during this period is essential for healthy growth. For later flowers, you can directly sow them outdoors in mid-spring after the frost risk has passed, offering flexibility in planting times.

Mr Fothergill's Marigold Seeds are a fantastic choice for gardeners looking to add vibrant colour to their outdoor spaces. These half hardy annuals bloom in the same year they are sown, ensuring you can enjoy flowers all summer long. They thrive in various weather conditions, making them easy to grow regardless of the season. You can create stunning bedding, border, and patio displays that not only beautify your garden but also attract beneficial bees and butterflies.

The Pretty Wild Sunflower Seeds pack includes 80 fresh seeds, ensuring you have plenty to create a vibrant display in your garden. Registered with DEFRA, you can plant these seeds with confidence in their quality and compliance. You can sow them from February to May, allowing you to enjoy their beautiful blooms throughout the summer. Each packet features pictorial guidance, making it easy for you to identify the seeds and plan your planting effectively.