Seachem Flourish Potassium – Aquarium Plant Fertiliser – 50/100/250/500 ml
Seachem Flourish POTASSIUM Macro Nutrient Aquarium Plants Fertiliser 100ml-500ml
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Feb 2026)
Based on a total of 22,153 customer reviews from independent review platforms.
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Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
Will usually delivered within 1 - 2 working days of receiving cleared payment.
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£12.74
Free Delivery
Seachem Flourish Potassium 50ml 100ml 250ml 500ml Aquarium Plant Fish Tank Food
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Feb 2026)
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 3 - 4 working days of receiving cleared payment.
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£13.39
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Seachem Flourish Potassium Planted Aquarium Liquid Concentrated Supplement
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Feb 2026)
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 1 working day of receiving cleared payment.
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£14.99
Free Delivery
Aquarium accessories Seachem Flourish Potassium
Overall Rating: 5.0 / 5 (average from multiple review sources, as of 28 Feb 2026)
Based on a total of 4 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 4 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
1-5 working days
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£20.19
Delivery from £16.79
Seachem Flourish Potassium Plant Fertiliser Nutrition Aquarium Fish Tank
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Feb 2026)
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 2 - 3 working days of receiving cleared payment.
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£133.99
Free Delivery
Seachem Flourish Potassium Plant Fertiliser Nutrition 250Ml
Overall Rating: 2.9 / 5 (average from multiple review sources, as of 3 Mar 2026)
Based on a total of 29,023 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 29,023 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
1-3 working days
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PayPal
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Visa
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Mastercard
£133.99
Free Delivery
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Seachem Flourish POTASSIUM Macro Nutrient Aquarium Plants Fertiliser 100ml-500ml - Details
▶ Finding you the best price!
We have found 6 prices for Seachem Flourish POTASSIUM Macro Nutrient Aquarium Plants Fertiliser 100ml-500ml. Our price list is completely transparent with the cheapest listed first. Additional delivery costs may apply.
Seachem Flourish POTASSIUM Macro Nutrient Aquarium Plants Fertiliser 100ml-500ml - Price Information
- Cheapest price: £12.74
- The cheapest price is offered by ebay.co.uk. You can order the product there.
- The price range for the product Seachem Flourish POTASSIUM Macro Nutrient Aquarium Plants Fertiliser 100ml-500ml is €£12.74to €£133.99 with a total of 6 offers.
- Payment methods: The online shop ebay.co.uk supports: PayPal, Visa, Mastercard
- Delivery: The shortest delivery time is Will usually delivered within 1 - 2 working days of receiving cleared payment. working days offered by ebay.co.uk.
2 Variants from £6.69
£17.45
GBP 0.03 / Unit
ebay.co.uk
Free Delivery
£6.69
Amazon-marketplace.co.uk
Delivery from £3.95
Similar products
£12.70
amazon.co.uk
Delivery from £4.49
£17.45
GBP 0.03 / Unit
ebay.co.uk
Free Delivery
£6.69
Amazon-marketplace.co.uk
Delivery from £3.95
Seachem Flourish Potassium Supplement, 500 ml
£25.10
ebay.co.uk
Free Delivery
£8.00
£80,00 / l
olibetta.uk
Delivery from £8.90
Cheapest offer
Type: Plant Fertiliser / Potassium: 250ml Flourish POTASSIUM
£12.74
Will usually delivered within 1 - 2 working days of receiving cleared payment.
ebay.co.uk
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