5L Ultra-Concentrated Liquid Seaweed Fertiliser (1:400)
(Free shipping)
🌿 SUPER-STRENGTH 1:400 FORMULA – Designed for growers who need long-lasting power and high performance from every feed.
⚡ BUILT-IN MEASURING CHAMBER – Easy, accurate dosing with no mess, no guesswork and no wasted fertiliser.
🌱 ADVANCED ROOT & SHOOT DEVELOPMENT – Supports deeper root growth, stronger stems and accelerated plant vitality.
🥬 PERFECT FOR ALL GROWING SETUPS – Ideal for greenhouse production, polytunnels, raised beds, allotments and container gardens.
💧 INCREDIBLE COVERAGE & VALUE – Ultra-concentrated formula makes it ideal for weekly feeding while keeping costs low.
🌿MADE IN THE UK – Produced in small batches for freshness, purity and consistent premium quality.
Power your garden with our 5L Ultra-Concentrated Liquid Seaweed Fertiliser — a super-strength, high-performance 1:400 formula designed for gardeners who want maximum value and outstanding results. Packed with natural minerals, trace elements and plant-boosting compounds, this premium seaweed extract supports deeper roots, stronger stems, greener foliage and consistent, vigorous plant growth throughout the season.
The 5L size is ideal for larger gardens, allotments, greenhouse growers and anyone needing a long-lasting, cost-effective fertiliser that delivers reliable nutrition week after week. Suitable for vegetables, flowers, shrubs, lawns, fruit plants, container gardens and houseplants, this general-purpose liquid feed provides balanced nourishment for every stage of growth.
Use weekly during active growing periods to stimulate healthy soil biology, improve plant resilience, enhance foliage colour and keep plants thriving in beds, borders, pots, trays and containers.
Whether you’re feeding seedlings, boosting established plants or supporting heavy-cropping varieties, this 5L 1:400 ultra-concentrated liquid seaweed fertiliser provides exceptional strength, superb coverage and dependable results for the whole garden.
