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Plagron Fish Force is your go-to organic growth booster, scientifically crafted to fuel fast, healthy development during the vegetative phase with visibly greener, stronger plants.
Let’s face it: not all growth boosters deliver on their promises. You’ve probably tried products that claim to supercharge your plants but end up doing little more than watering them down. Worse, some synthetic nutrients burn roots, throw off pH, or leave behind harmful residues.
There’s a lot of noise out there. Organic vs synthetic? Foliar spray or root feed? And what about that fishy smell—does it mean it’s working or just rotting in your reservoir? Many growers end up frustrated, wasting time and money on products that either don’t work or create more problems than they solve. Some even give up on organic growing altogether, thinking it’s too slow or weak.
Plagron Fish Force cuts through the confusion. This isn’t lab-synthesized junk—it’s a powerful, natural formula made from fish emulsion and seaweed extract that plants actually recognize and absorb fast. You’ll see thicker stems, deeper green leaves, and a vitality that says “I’m thriving.” Use it weekly during veg, and you’ll build a robust foundation for massive yields later.
Fish Force is a targeted growth-phase fertilizer that floods your plants with the nitrogen, amino acids, and vitamins they crave when building stems, leaves, and roots. It boosts chlorophyll production for that signature deep green and strengthens plant immunity against stress and pests. It’s not a flowering booster, nor is it a root stimulator on its own—though it supports root health indirectly by feeding the soil microbiome.
It won’t eliminate the need for a full nutrient line, but it will make your base nutrients work better. And no, it won’t turn your grow room into a fish market if used correctly—but yes, you should avoid using it indoors if you’re sensitive to smells.
Not every grower is the same—and Fish Force isn’t for everyone. But if you’re aiming for lush, organic growth with real results, it’s a game-changer. Here’s how to know if it’s right for you:
No, Plagron Fish Force is not suitable for hydroponics. Its organic components may clog irrigation lines. Use it only in soil or coco substrates.
Due to its strong, natural fish odor, it’s generally recommended for outdoor use. If you grow indoors, ensure excellent ventilation or consider less aromatic alternatives.
It has an NPK ratio of 3-6-2, making it nitrogen-rich—perfect for the vegetative phase.
Use once a week during the growth phase. Shake well before each use.
Absolutely. Spray on both sides of the leaves for faster absorption and greener results in days.
I’ve heard every excuse not to go organic: “It’s too slow,” “It doesn’t work,” “It smells like a bait shop.” I used to think the same—until I tried Fish Force on my test garden. I applied it weekly to a batch of Blue Dream in coco, and within a week, the difference was obvious: darker green, thicker stems, zero stretch. I even used it on mother plants, and their cuttings rooted faster and stronger. Yes, it smells—like the ocean, not a landfill. But outdoors? Zero issue. The real win is seeing how it works with the soil life, not against it. If you’re serious about organic growth that actually performs, this is your secret weapon. Just don’t use it in your bedroom grow tent—your roommate will revolt.
| Cultivation phase: | Growth | |
| Type of crop: | Soil | |
| Composition: | Organic | |
| Brands: | Plagron |
Yes, the shipment is 100% discreet, no one will know what you have bought, also the sender is SITE OF SHOPS ONLINE.
Yes, we ship to almost every country in the world although you need to know the current legislation in your country to make sure that you do not break any regulations with the germination of the seeds.
UK: 3-4 days (express)
USA: 4-5 days (express)
Australia: 4-5 days (express)
Japan: 4-5 days (express)
Canada: 4-5 days (express)
South Africa: 4-5 days (express)
New Zealand: 5-7 days (express)
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The customer must be informed about the laws of their country regarding seeds or other products that may be purchased on our website, the possession of which may constitute a criminal offence in the country of receipt.
We cannot be made responsible for the wrong use that some people decide to give to the seeds, so please don't act against your national laws.
Due to problems with customs you can check here for restrictions to certain countries.
We accept the following payment methods: Bank transfer, Cryptocurrencies, cash, credit and debit cards and cash on delivery (Spain, Belgium, France, Italy, Portugal).
You can change the currency on the top right to know the price of the products in your local currency and of course pay this way.
In 24/48 hours we will ship your order.
If you live in a country where the cultivation of cannabis is legal and you decide to plant the seeds, it is good that you know that all the seeds that we commercialize have germination guarantee.
If you germinate with the method of paper napkins and you have followed all the steps that we indicate here, you will only have to return us the seeds not germinated in their original packaging and when we receive them we will proceed to the change.
Then we take care of requesting the return to the seed bank, we do not transfer this responsibility and time to our customers.
If you receive a broken product due to transport, you have to notify us within 24 hours for insurance coverage, always contact us as soon as possible and we will fix the problem!
Among all those who comment or send us your questions, there will be a monthly raffle for a €50 voucher for your purchases at Pevgrow. What are you waiting for? Write us and participate!