Organic Seaweed
8 products
8 products
Sort by:
Organic Seaweed 50% extra free 1.2L – Perfect for Your Garden
Organic Seaweed 50% extra free 1.2L : For bigger crops and blooms. It’s made to feel good in the hand and to make everyday tasks simpler. Designed especially for plant food needs.
Why You'll Love It
- Organic Seaweed 50% extra free 1.2L : For bigger crops and blooms.
- A natural growth stimulant.
Pick one up and enjoy the difference – your plants will thank you.
Aqua Culture Natural Seaweed Plant Growth Stimulant – 100% Circular & Sustainable Plant Feed
Sustainably hand-collected from the Cornish shores, Aqua Culture is a 100% natural seaweed fertiliser designed to support healthy growth across all plant types.
Rich in over 60 essential plant nutrients and vital micronutrients, it helps strengthen roots, support healthy shoots, improve soil health and increase natural resilience against environmental stress.
Gentle, effective and completely free from artificial chemicals, Aqua Culture is a natural way to feed healthier, stronger plants all year round.
Why people choose Aqua Culture:
- Earth friendly – responsibly produced with sustainability at the heart of every step
- 100% natural & organic – pure seaweed with no chemicals or artificial additives
- Carbon negative production – traditionally produced using solar power and local spring water
- 100% circular process – made using responsibly collected cast seaweed with zero waste created
- Supports stronger growth – encourages healthier roots, foliage, flowers and fruit
- Suitable for all plants – ideal for indoor plants, gardens, lawns, vegetables and more
Ideal for:
- Houseplants – supports lush leaves, healthy roots and stronger indoor growth
- Gardens – enriches soil and helps flowers and borders thrive naturally
- Fruit & Veg – encourages healthier crops, improved flavour and stronger yields
- Lawns & Grass – promotes greener, healthier lawns with improved drought resistance
- Propagation – helps seedlings and cuttings establish faster with reduced transplant shock
- Trees & Shrubs – supports deep rooting, nutrient uptake and long-term plant health
- Flowers – encourages vibrant blooms and can even help extend the life of cut flowers
Most seaweed washed ashore ends up as waste. Aqua Culture gives it purpose again by responsibly collecting cast seaweed and gently processing it into pure, natural plant nutrition with nothing artificial added.
Produced using renewable energy through a carbon negative, zero waste process, Aqua Culture offers a cleaner, more sustainable way to grow healthier plants without compromise.
Aqua Culture Natural Seaweed Plant Growth Stimulant – 100% Circular & Sustainable Plant Feed
Sustainably hand-collected from the Cornish shores, Aqua Culture is a 100% natural seaweed fertiliser designed to support healthy growth across all plant types.
Rich in over 60 essential plant nutrients and vital micronutrients, it helps strengthen roots, support healthy shoots, improve soil health and increase natural resilience against environmental stress.
Gentle, effective and completely free from artificial chemicals, Aqua Culture is a natural way to feed healthier, stronger plants all year round.
Why people choose Aqua Culture:
- Earth friendly – responsibly produced with sustainability at the heart of every step
- 100% natural & organic – pure seaweed with no chemicals or artificial additives
- Carbon negative production – traditionally produced using solar power and local spring water
- 100% circular process – made using responsibly collected cast seaweed with zero waste created
- Supports stronger growth – encourages healthier roots, foliage, flowers and fruit
- Suitable for all plants – ideal for indoor plants, gardens, lawns, vegetables and more
Ideal for:
- Houseplants – supports lush leaves, healthy roots and stronger indoor growth
- Gardens – enriches soil and helps flowers and borders thrive naturally
- Fruit & Veg – encourages healthier crops, improved flavour and stronger yields
- Lawns & Grass – promotes greener, healthier lawns with improved drought resistance
- Propagation – helps seedlings and cuttings establish faster with reduced transplant shock
- Trees & Shrubs – supports deep rooting, nutrient uptake and long-term plant health
- Flowers – encourages vibrant blooms and can even help extend the life of cut flowers
Most seaweed washed ashore ends up as waste. Aqua Culture gives it purpose again by responsibly collecting cast seaweed and gently processing it into pure, natural plant nutrition with nothing artificial added.
Produced using renewable energy through a carbon negative, zero waste process, Aqua Culture offers a cleaner, more sustainable way to grow healthier plants without compromise.
Ecothrive Flourish – Ultra-Purified Seaweed Biostimulant for Enhanced Growth and Resilience
Ecothrive Flourish is a 100% natural, organic-approved biostimulant designed to improve plant performance across all growing systems. Suitable for use in soil, coco and hydroponics, it delivers consistent support from propagation through to flowering, helping plants perform under demanding conditions.
Derived from ultra-refined seaweed extract, Flourish is rich in bioactive compounds and phytohormones that drive growth, improve nutrient uptake and enhance plant resilience. Its clean, fully soluble formulation remains stable in reservoirs for weeks, making it ideal for modern hydroponic systems without the risk of fouling or blockages.
Flexible in application, Flourish can be used as both a root feed and a foliar spray, giving growers precise control over how and when they support their crops. It is particularly effective for high-performance, light-demanding crops where consistent growth and flower quality are critical.
Why growers use Ecothrive Flourish:
- Enhances plant resilience – improves tolerance to environmental stress.
- Boosts growth and development – supports germination, vegetative growth and flowering.
- Improves nutrient uptake – increases efficiency of nutrient absorption.
- Clean and reservoir stable – remains usable in hydro systems for extended periods.
- Dual application flexibility – suitable for root feeding and foliar spraying.
- Supports plant immunity – helps defend against pathogens naturally.
- Highly refined formulation – free from residues that cause blockages or system issues.
- Compatible across systems – works in soil, coco and hydroponics.
For growers seeking a clean, versatile biostimulant that delivers measurable improvements in plant health and performance, Ecothrive Flourish provides reliable support throughout the entire crop cycle.
Ecothrive Flourish – Ultra-Purified Seaweed Biostimulant for Enhanced Growth and Resilience
Ecothrive Flourish is a 100% natural, organic-approved biostimulant designed to improve plant performance across all growing systems. Suitable for use in soil, coco and hydroponics, it delivers consistent support from propagation through to flowering, helping plants perform under demanding conditions.
Derived from ultra-refined seaweed extract, Flourish is rich in bioactive compounds and phytohormones that drive growth, improve nutrient uptake and enhance plant resilience. Its clean, fully soluble formulation remains stable in reservoirs for weeks, making it ideal for modern hydroponic systems without the risk of fouling or blockages.
Flexible in application, Flourish can be used as both a root feed and a foliar spray, giving growers precise control over how and when they support their crops. It is particularly effective for high-performance, light-demanding crops where consistent growth and flower quality are critical.
Why growers use Ecothrive Flourish:
- Enhances plant resilience – improves tolerance to environmental stress.
- Boosts growth and development – supports germination, vegetative growth and flowering.
- Improves nutrient uptake – increases efficiency of nutrient absorption.
- Clean and reservoir stable – remains usable in hydro systems for extended periods.
- Dual application flexibility – suitable for root feeding and foliar spraying.
- Supports plant immunity – helps defend against pathogens naturally.
- Highly refined formulation – free from residues that cause blockages or system issues.
- Compatible across systems – works in soil, coco and hydroponics.
For growers seeking a clean, versatile biostimulant that delivers measurable improvements in plant health and performance, Ecothrive Flourish provides reliable support throughout the entire crop cycle.
Ecothrive Flourish – Ultra-Purified Seaweed Biostimulant for Enhanced Growth and Resilience
Ecothrive Flourish is a 100% natural, organic-approved biostimulant designed to improve plant performance across all growing systems. Suitable for use in soil, coco and hydroponics, it delivers consistent support from propagation through to flowering, helping plants perform under demanding conditions.
Derived from ultra-refined seaweed extract, Flourish is rich in bioactive compounds and phytohormones that drive growth, improve nutrient uptake and enhance plant resilience. Its clean, fully soluble formulation remains stable in reservoirs for weeks, making it ideal for modern hydroponic systems without the risk of fouling or blockages.
Flexible in application, Flourish can be used as both a root feed and a foliar spray, giving growers precise control over how and when they support their crops. It is particularly effective for high-performance, light-demanding crops where consistent growth and flower quality are critical.
Why growers use Ecothrive Flourish:
- Enhances plant resilience – improves tolerance to environmental stress.
- Boosts growth and development – supports germination, vegetative growth and flowering.
- Improves nutrient uptake – increases efficiency of nutrient absorption.
- Clean and reservoir stable – remains usable in hydro systems for extended periods.
- Dual application flexibility – suitable for root feeding and foliar spraying.
- Supports plant immunity – helps defend against pathogens naturally.
- Highly refined formulation – free from residues that cause blockages or system issues.
- Compatible across systems – works in soil, coco and hydroponics.
For growers seeking a clean, versatile biostimulant that delivers measurable improvements in plant health and performance, Ecothrive Flourish provides reliable support throughout the entire crop cycle.
Ecothrive Flourish – Ultra-Purified Seaweed Biostimulant for Enhanced Growth and Resilience
Ecothrive Flourish is a 100% natural, organic-approved biostimulant designed to improve plant performance across all growing systems. Suitable for use in soil, coco and hydroponics, it delivers consistent support from propagation through to flowering, helping plants perform under demanding conditions.
Derived from ultra-refined seaweed extract, Flourish is rich in bioactive compounds and phytohormones that drive growth, improve nutrient uptake and enhance plant resilience. Its clean, fully soluble formulation remains stable in reservoirs for weeks, making it ideal for modern hydroponic systems without the risk of fouling or blockages.
Flexible in application, Flourish can be used as both a root feed and a foliar spray, giving growers precise control over how and when they support their crops. It is particularly effective for high-performance, light-demanding crops where consistent growth and flower quality are critical.
Why growers use Ecothrive Flourish:
- Enhances plant resilience – improves tolerance to environmental stress.
- Boosts growth and development – supports germination, vegetative growth and flowering.
- Improves nutrient uptake – increases efficiency of nutrient absorption.
- Clean and reservoir stable – remains usable in hydro systems for extended periods.
- Dual application flexibility – suitable for root feeding and foliar spraying.
- Supports plant immunity – helps defend against pathogens naturally.
- Highly refined formulation – free from residues that cause blockages or system issues.
- Compatible across systems – works in soil, coco and hydroponics.
For growers seeking a clean, versatile biostimulant that delivers measurable improvements in plant health and performance, Ecothrive Flourish provides reliable support throughout the entire crop cycle.
Organic Seaweed 800ml – Perfect for Your Garden
Organic Seaweed 800ml : For bigger crops and blooms. It’s made to feel good in the hand and to make everyday tasks simpler. Designed especially for plant food needs.
Why You'll Love It
- Organic Seaweed 800ml : For bigger crops and blooms.
- A natural growth stimulant.
Pick one up and enjoy the difference – your plants will thank you.
Organic Seaweed
Boost plant growth naturally with our Organic Seaweed collection. Rich in micronutrients and growth stimulants, seaweed-based feeds and soil conditioners improve root development, increase resilience and promote lush, healthy plants — naturally.