Seasol seaweed concentrate is an all-natural plant tonic, offering a complete treatment for all areas of the garden, promoting healthy growth of plants, flowers, vegetables and even lawns. Derived from a blend of the finest brown kelps from around the world, it contains useful micronutrients and is rich in trace elements. Used regularly, the concentrate has been proven to provide excellent chemical-free plant nourishment. Supplied in a highly concentrated liquid form, it will treat up to 532 square meters and will make up to 1200ltr of ready feed. A complete organic garden treatment for the healthy growth of plants, vegetables and flowers. Stimulates root development Promotes healthy growth in all plants Enhances flowering & fruiting Increases resistance to heat, drought, frost, pests & disease Improves seed germination rates Fast-acting liquid, effective when applied to soil or foliage Application required amount per 9ltr watering can: Foliar & Indoor Plants 30ml every 2 - 4 weeks. Transplanting & Planting 40ml at planting and again 1 week later. Vegetables, Herbs & Annuals 40ml every 2 weeks. Established Flowers 40ml every 2 - 4 weeks.
Seasol seaweed concentrate is an all-natural plant tonic, offering a complete treatment for all areas of the garden, promoting healthy growth of plants, flowers, vegetables and even lawns. Derived from a blend of the finest brown kelps from around the world, it contains useful micronutrients and is rich in trace elements. Used regularly, the concentrate has been proven to provide excellent chemical-free plant nourishment. Supplied in a highly concentrated liquid form, it will treat up to 532 square meters and will make up to 1200ltr of ready feed. A complete organic garden treatment for the healthy growth of plants, vegetables and flowers. Stimulates root development Promotes healthy growth in all plants Enhances flowering & fruiting Increases resistance to heat, drought, frost, pests & disease Improves seed germination rates Fast-acting liquid, effective when applied to soil or foliage Application required amount per 9ltr watering can: Foliar & Indoor Plants 30ml every 2 - 4 weeks. Transplanting & Planting 40ml at planting and again 1 week later. Vegetables, Herbs & Annuals 40ml every 2 weeks. Established Flowers 40ml every 2 - 4 weeks.
in 36 offers
last seen 18 Oct 2026
The lowest price we last saw for Mr Fothergill's Seasol Organic Seaweed Concentrate 4Ltr - 4Ltr Bottle was $7.00 at Snippy's Yard, compared across 29 retailers (last seen 18 Oct 2026). Prices may have changed since.
The all-time low we recorded was $6.60 on 14 Oct 2026.
Prices last updated 18 Oct 2026.
Mr Fothergill's Seasol Organic Seaweed Concentrate 4Ltr - 4Ltr Bottle
Seasol seaweed concentrate is an all-natural plant tonic, offering a complete treatment for all areas of the garden, promoting healthy growth of plants, flowers, vegetables and even lawns. Derived from a blend of the finest brown kelps from around the world, it contains useful micronutrients and is rich in trace elements. Used regularly, the concentrate has been proven to provide excellent chemical-free plant nourishment. Supplied in a highly concentrated liquid form, it will treat up to 532 square meters and will make up to 1200ltr of ready feed. A complete organic garden treatment for the healthy growth of plants, vegetables and flowers. Stimulates root development Promotes healthy growth in all plants Enhances flowering & fruiting Increases resistance to heat, drought, frost, pests & disease Improves seed germination rates Fast-acting liquid, effective when applied to soil or foliage Application required amount per 9ltr watering can: Foliar & Indoor Plants 30ml every 2 - 4 weeks. Transplanting & Planting 40ml at planting and again 1 week later. Vegetables, Herbs & Annuals 40ml every 2 weeks. Established Flowers 40ml every 2 - 4 weeks.
Seasol seaweed concentrate is an all-natural plant tonic, offering a complete treatment for all areas of the garden, promoting healthy growth of plants, flowers, vegetables and even lawns. Derived from a blend of the finest brown kelps from around the world, it contains useful micronutrients and is rich in trace elements. Used regularly, the concentrate has been proven to provide excellent chemical-free plant nourishment. Supplied in a highly concentrated liquid form, it will treat up to 532 square meters and will make up to 1200ltr of ready feed. A complete organic garden treatment for the healthy growth of plants, vegetables and flowers. Stimulates root development Promotes healthy growth in all plants Enhances flowering & fruiting Increases resistance to heat, drought, frost, pests & disease Improves seed germination rates Fast-acting liquid, effective when applied to soil or foliage Application required amount per 9ltr watering can: Foliar & Indoor Plants 30ml every 2 - 4 weeks. Transplanting & Planting 40ml at planting and again 1 week later. Vegetables, Herbs & Annuals 40ml every 2 weeks. Established Flowers 40ml every 2 - 4 weeks.
Last updated at 18/10/2026 03:49:41
Seasol Seaweed Concentrate 600ml
Seasol Seaweed Concentrate Garden Health Treatment 600mL
30-day returns
Seasol Complete Garden Health Treatment | 600ml
Delivery between Tue – Sat on orders of $50+
Seasol Seaweed Concentrate
Seasol 600 mL
Seasol Concentrate 1L
Delivery between 27–29 Oct $20
Seasol | The Plant Society I Plant Care I The Plant Society Melbourne - Home and Plants
Delivery between Tue – Thu $12.99
Seasol Concentrate 1ltr
Delivery between Mon – Wed $15
Seasol | Seaweed Concentrate 1L
Delivery between Wed – Fri $34.95
Seasol Seaweed Concentrate Liquid Plant Tonic 500ml
Delivery $15
originally posted on bunnings.com.au
Seasol is top of our list for the garden. It’s not a Fertiliser, it’s a great Tonic, for everything in the Garden. From Veg’s to Roses and everything in between. It helps Plants when they are stressed, and just makes all Plants look healthier. Try it for yourself. We’ve been using it for Years !!!!!
originally posted on bunnings.com.au
You can always rely on this product to give great results.
originally posted on bunnings.com.au
Love Seaweed solutions, great for root growth and healthier soils
| Brand | FLOWER Beauty |
| Volume | 22.3 US fluid ounces, 33.8 US fluid ounces, 40.6 US fluid ounces, 67.6 US fluid ounces, 1.1 US gallons, 2.6 US gallons, 5.3 US gallons |
Seasol Seaweed Concentrate 600ml
Seasol Seaweed Concentrate Garden Health Treatment 600mL
30-day returns
Seasol Complete Garden Health Treatment | 600ml
Delivery between Tue – Sat on orders of $50+
Seasol Seaweed Concentrate
Seasol 600 mL
Seasol is top of our list for the garden. It’s not a Fertiliser, it’s a great Tonic, for everything in the Garden. From Veg’s to Roses and everything in between. It helps Plants when they are stressed, and just makes all Plants look healthier. Try it for yourself. We’ve been using it for Years !!!!!
You can always rely on this product to give great results.
Love Seaweed solutions, great for root growth and healthier soils
Liquid form concentrate that is easyto mix and use on all your garden plants with immediate results.
I bought this last week and I can already see the difference I’ve just planted fruit trees and they are showing signs of new growth every day LOVE this stuff
great product although, don't spill... smelly as!
always been happy with this product seems to pick the plants up a bit
Growing plants from seed I have found it improves root growth
| Brand | FLOWER Beauty |
| Volume | 22.3 US fluid ounces, 33.8 US fluid ounces, 40.6 US fluid ounces, 67.6 US fluid ounces, 1.1 US gallons, 2.6 US gallons, 5.3 US gallons |
