Best Mineral Multi-Purpose Fertilisers of 2025

The Seaweed Fertiliser Liquid is an organic, renewable product designed to enhance the growth of all your fruits, vegetables, and plants. With just a simple dilution, you can create up to 500 litres of nutrient-rich solution that supports healthy foliage and flowers. This fertiliser is versatile for both indoor and outdoor use, making it ideal for any gardening enthusiast. Additionally, it promotes stronger root development and can be easily mixed and applied throughout the growing season, ensuring your plants thrive.

The AMK Miracle Gro Plant Food is designed to create beautiful, healthy plants that bloom more vibrantly. By feeding your plants weekly, you can enjoy stunning displays in your garden, hanging baskets, and containers. This fertiliser is specially formulated to help your plants grow twice as big compared to those that are unfed, providing all essential nutrients for optimal growth and maximum flowering. Additionally, it's easy to apply with the Miracle Gro Feeder, ensuring a hassle-free experience for you.

Dr. Marco’s Plant Spray offers an ultimate organic solution for nurturing your plants. This fertiliser provides a complete nutrient system, ensuring your plants receive the essential Nitrogen, Phosphorus, and Potassium they need. With over 70 naturally occurring vitamins and minerals, it enhances growth and soil rejuvenation. Its heavy-duty, leak-proof spray design allows for easy application, making your gardening tasks more convenient. Additionally, it acts as a natural pest repellent, helping protect your plants while promoting their overall health.

Envii Allgrow Plant Food is a versatile solution for your indoor and outdoor plants. It offers essential macro nutrients, ensuring your plants thrive throughout their growing cycle. With a balanced NPK ratio of 6-2-4, it enhances crop yield and improves overall plant health. Made from certified organic and vegan-friendly ingredients, it is safe for pets, children, and wildlife. The easy-to-use measuring chamber allows you to mix the right amount effortlessly, making plant care straightforward for everyone.

The Seaweed Fertiliser is a 10-litre organic and renewable solution rich in minerals and nutrients. You can use it both indoors and outdoors, making it versatile for all your gardening needs. When diluted, it can yield up to 1000 litres, allowing you to nourish your plants weekly throughout the year. Simply shake the bottle before use to ensure the nutrients are well distributed, promoting robust growth and health in your fruits and vegetables.

The Generic Seaweed Fertiliser is an organic liquid fertiliser that enhances plant growth and health. With just a simple dilution, you can treat your fruits, vegetables, and other plants, promoting healthy foliage and abundant yields. This product can be diluted to 250 litres, making it convenient for regular use throughout the season. Additionally, it contains over 70 essential minerals and vitamins, ensuring your plants receive the nutrients they need for optimal development.

The Best4garden Seaweed Fertiliser is a multi-purpose solution for your garden. Its easy carry handle makes it convenient for you to transport, ensuring that you can effortlessly apply it wherever needed. This fertiliser boosts the number of buds on your plants, leading to an increase in crops and flowers. It contains seaweed, which is rich in over 70 minerals, vitamins, and enzymes, promoting rapid growth and giving your plants the nutrients they need to thrive.

The Seaweed Plant Feed is a nutrient-rich liquid fertiliser that promotes root and foliar growth for all your plants. It is organic and renewable, making it a sustainable choice for your gardening needs. Simply dilute it to create up to 500 litres of plant food, which you can apply weekly throughout the growing season. This product not only boosts the health of your fruits and vegetables but also enhances soil quality, ensuring that your plants thrive with vibrant foliage and abundant flowers.

The SuperGift Multi-Purpose Fertilizer is perfect for nurturing your indoor and outdoor plants. It is especially beneficial for young plants and root cuttings, providing them with the essential nutrients they need to thrive. This unique blend contains 14 vital minerals to support healthy growth, ensuring your plants flourish. Additionally, its traditional mix of loam, peat, and grit offers an ideal starting point for seedlings, making it easier for you to pot on and grow your plants with confidence.

The Generic Seaweed Fertiliser is a powerful plant supplement designed for both indoor and outdoor use. Enriched with essential nutrients, it supports vigorous growth for your plants. The bio-fertiliser contains vital components like Alginic and Amino Acid, along with Nitrogen, Phosphorus, and Potassium, ensuring your plants receive all the necessary elements for healthy development. With its unique blend of seaweed extracts, this fertiliser promotes strong foliar, root, and produce growth throughout the growing season, making it an excellent choice for every gardener.