Best Outdoor Flower Fertilisers of 2026

Miracle-Gro Plant Food is specially formulated to promote healthy growth in your roses and shrubs. It helps improve the quality of blooms, ensuring your plants look vibrant and attractive. Whether you have indoor or outdoor varieties, this concentrated plant food is suitable for all types. By using this product, you can enhance the overall vitality of your plants, making them stronger and more resilient to challenges.

Miracle-Gro Liquid Plant Food is an easy-to-use solution for nurturing your plants. This liquid plant food is designed to provide essential nutrients that help your flowers thrive. Its convenient pouring method makes feeding your plants quick and straightforward, allowing you to focus on enjoying your garden. With its reputation as a good product for use, you can trust that your plants will receive the care they need to flourish.

Baby Bio Plant Food is a ready-to-use solution enriched with natural seaweed extract, designed to stimulate healthy growth in your houseplants. By incorporating it into your regular plant care routine, you can encourage beautiful blooms and lush green leaves. The convenient pre-made formula makes application a breeze; simply pour it onto your plants. Its balanced nutrients ensure your plants receive everything they need to thrive, helping them look their absolute best.

The Westland Ericaceous Liquid Food is perfect for acid-loving plants such as rhododendrons, azaleas, camellias, and blueberries, helping them thrive in your garden. It is enriched with seaweed, which strengthens your plants from within, making them more resilient. The high potassium content encourages longer-lasting blooms, so you can enjoy vibrant flowers for an extended period. Additionally, magnesium in the formula promotes greener and glossier foliage, enhancing the overall appearance of your plants. This plant food offers an easy and effective way to nourish and support your acid-loving plants.

The Miracle-Gro Plant Food is designed to simplify your gardening routine. With its temperature-controlled coating, the nutrients are released precisely when your plants need them, ensuring optimal growth. By applying it just once at the start of spring, you can nourish your plants for the entire season, eliminating the hassle of regular feeding. This product is packed with essential nutrients that promote strong and healthy plants, making it a convenient choice for any gardener.

Vitax Hydrangea Feed is specially designed to boost your hydrangeas' health, ensuring they grow stronger and more vigorous. This feed helps you produce stunning, abundant blooms that will brighten up your garden with vibrant flowers. It contains added magnesium and iron, which cater specifically to the nutritional needs of hydrangeas, promoting robust growth and vivid colours. You can easily apply it during planting and as a top dressing in spring, maintaining your plants' nutrient levels throughout the growing season for continuous garden beauty.

The Baby Bio Houseplant Food is designed to enhance the health and appearance of your indoor plants. With just 5-10 drops mixed into half a litre of water, you can easily nourish your houseplants, promoting lush green leaves and vibrant flowers. Its balanced formula ensures that your plants receive essential nutrients for bigger blooms and strong roots. This product is suitable for all houseplants, making it a convenient choice for any plant lover looking to brighten their home.

Miracle-Gro Plant Food is a fast-acting fertiliser that nourishes your roses and shrubs for up to three months. You only need to apply it twice a season, making it convenient for busy gardeners. It works best when you apply it at the first sign of flower buds and again at the second flush. This product is designed for use in various settings, including beds, borders, and hanging baskets, ensuring healthy growth with its rich nutrient content, including extra magnesium for vibrant blooms and greener leaves.

Westland Liquid Plant Food is designed to enrich your gardening experience. It is rich in organic matter, which helps improve soil structure, leading to healthier plant growth. With advanced nutrition, your plants will thrive, producing longer-lasting and more fragrant flowers. Additionally, you will enjoy greener and glossier foliage, enhancing the overall appearance of your garden. This product not only promotes beauty but also contributes to stronger plants with improved disease resistance.