• -15%

Growth Max Organics Grotek – Cold-Processed Kelp Extract for Explosive Rooting

star_border star_border star_border star_border star_border

Give your crop the green power of the ocean. Growth Max Organics is a premium supplement based on cold-processed Kelp that acts as a potent biostimulant. It accelerates root development, reduces stress from transplanting or heat, and improves nutrient absorption. Ideal for organic growers looking for vigorous plants and abundant harvests without chemicals.
star_border star_border star_border star_border star_border
 

100 day satisfaction guarantee

 

Discreet delivery worldwide

 

Unlimited cash on delivery

Urgent delivery in 24/48 hours  Urgent delivery in 24/48 hours
Buy
32.59€ taxes included
PVP
38.34€
DTO
-15%
YOU SAVE
5.75€
Capacity
Quantity
  • Description
  • Data Sheet
  • Questions
  • Reviews
  • Delivery and Payment
Play Play Text to Audio Speaker

Meet the secret weapon for organic growers: Growth Max Organics by Grotek. This isn't just another additive; it is a high-performance biostimulant made from cold-processed Kelp (seaweed) designed to trigger explosive root growth and shield your plants against environmental stress.

There is a lot of confusion in the world of cannabis fertilizers regarding biostimulants. Many growers think that simply adding "something green" to the water is enough, or they confuse base nutrients with supplements, leading to imbalances that stall the crop instead of boosting it.

This confusion often leads to money down the drain. You buy a product thinking it will magically fix a stunted plant, but if it's low-quality seaweed processed with heat, the vital hormones are cooked off. The result? You apply it, nothing happens, and you think "organics don't work."

Growth Max Organics is the solution to this uncertainty. Grotek uses a cold-extraction process that preserves the natural auxins and cytokinins of the Kelp. It guarantees that every drop you pour into your irrigation water delivers a real, bioactive punch that your plants will respond to immediately.

Myths about Kelp and Growth Boosters

  • Myth: "Seaweed extract is a complete fertilizer for the growth phase."
    Reality: It is a supplement. While it has some NPK, its main function is hormonal stimulation and stress relief, not providing the bulk of food.
  • Myth: "All Kelp fertilizers are the same."
    Reality: Heat processing destroys vitamins and hormones. Growth Max is cold-processed, keeping the "magic" intact.
  • Myth: "You only use it for seedlings."
    Reality: It is crucial for seedlings, but also essential during transplants and the pre-flowering stretch to prevent stress.
  • Myth: "It changes the flavor of the buds."
    Reality: Being 100% organic and used mostly in veg/early bloom, it improves plant health without leaving residue or altering the terpene profile negatively.

What Growth Max Organics really does (and what it doesn't)

This product acts as a metabolic trigger. By providing high-quality carbohydrates and natural growth hormones, it tells the plant's root system to expand aggressively. It improves the plant's ability to uptake water and nutrients, making your base fertilizer more effective. It is particularly powerful when you are working with clones or young seedlings that need to establish themselves quickly.

However, it is not a miracle cure for a pH imbalance or a pest infestation. It strengthens the plant to resist stress (like heat or drought), but it won't kill spider mites. Also, it is not a substitute for a base NPK nutrient; think of it as the vitamins, not the meal.

Advantages and benefits when used properly

  • Cold-Processed Extraction: Because the Kelp is not boiled, you get the maximum amount of natural growth hormones, which means faster vegetative growth and shorter recovery times after topping or pruning.
  • Stress Resistance: Because it fortifies cell walls, your plants can handle temperature fluctuations and drought better, which means you won't lose yield just because of a hot day.
  • Rich in Carbohydrates: Because it feeds the beneficial microbes in the soil, you create a living ecosystem around the roots, which means better nutrient uptake and healthier plants.
  • Versatility: Because it is highly soluble, you can use it in soil, coco, or hydroponics, which means you don't need different bottles for different setups.
  • Deep Green Color: Because it contains trace minerals from the ocean, it corrects minor deficiencies, which means lush, vibrant leaves that photosynthesize efficiently.

Tips to choose well according to your expectations

If you are an organic purist looking for the highest quality inputs, this is your bottle. It pairs perfectly with the rest of the Grotek Organics line. However, if you are looking for a synthetic root exploder that forces growth at any cost, this might feel too "gentle" for you—though it's much safer for the plant.

  • If you expect rapid recovery after transplanting, use this as a foliar spray for immediate absorption.
  • If you want to prepare your plants for massive bud production, combine this in the transition phase with a booster like Monster Bloom later on (once flowers set).
  • If you grow in a high-heat environment, Growth Max is mandatory to keep plants turgid and happy.

Frequently Asked Questions

Does it really help with heat stress?

Yes. The bioactive compounds in Ascophyllum nodosum (Kelp) help regulate the plant's stomatal opening and water retention, acting as a shield against abiotic stress like heat or cold.

Can I use it during full flowering?

It is best used during the vegetative stage and the first weeks of flowering (the stretch). Once actual buds are forming, you should switch to specific bloom boosters, though small doses can help if the plant is stressed.

What is the difference compared to other seaweed extracts?

The key is the processing. Many cheap brands boil the seaweed to extract it, killing the beneficial enzymes. Grotek uses cold pressure, preserving the biology that actually helps your plant grow.

Personal Experience of Pevgrow’s CEO (Alan)

I've tried dozens of "magic green bottles" over the years, and honestly, many are just colored water. But Grotek has always been a staple in my garden for a reason. With Growth Max, the difference I notice isn't just in size, but in the attitude of the plants. After a transplant, instead of drooping for two days, they are praying to the light within hours.

I specifically remember a summer grow where the AC failed, and temperatures hit 32°C. The plants treated with Growth Max held their structure much better than the control group. If you want roots that look like a plate of spaghetti and plants that can take a beating, this is a solid investment.

Cultivation phase: Cultivation phase Flowering
Growth
Brands: Brands Grotek


  • Is the shipping discreet?

    Yes, the shipment is 100% discreet, no one will know what you have bought, also the sender is SITE OF SHOPS ONLINE.

  • Do you ship worldwide?

    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)
    View all

    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.

  • What payment methods and currencies do you accept?

    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.

  • How long does it take to ship my order?

    In 24/48 hours we will ship your order.

  • Are the seeds guaranteed to germinate?

    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.

  • What if I receive a bad or damaged product?

    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!

other products in the same category:
Customers who bought this product also bought:
Leave us your opinion or ask us any questions you have about this seed and participate in the raffle!

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!

Leave us your opinion or ask us any questions you have about this seed and participate in the raffle!
Write your comment or question for Growth Max Organics Grotek – Cold-Processed Kelp Extract for Explosive Rooting
Have you tried it? Rate the product and leave your opinion.

Captcha
Only comments and doubts about the product please

We want to know your opinion and experiences about our products or help you with any doubts you may have about it. It helps us to improve and it can also help other customers to decide what to choose. That is why we have this great tool for commenting
Good luck commenting!


Aspects to consider

Why have you chosen this valuation?
What did you like about the product?
Would you recommend the product?
What did you think of the PevGrow service?