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Pro Silicate-Grotek
  • Pro Silicate-Grotek
Pro Silicate-Grotek

Pro Silicate Grotek – Silicon Supplement for Stronger Stems and Stress Resistance

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Pro Silicate by Grotek is a nutrient supplement designed to reinforce the cellular structure of your plants. By providing essential silicon, calcium, and potassium, it acts as armor against environmental stress like heat or drought and strengthens stems to support heavy yields without breaking. Ideal for hydroponics and soil, it ensures your crop stays upright and vital until harvest.
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Pro Silicate by Grotek is the structural reinforcement your crop needs to transform from fragile to indestructible. This additive, rich in silicon, calcium, and potassium, is designed to harden cell walls, ensuring your plants can support the weight of massive buds while creating a natural shield against external threats.

Why your plants might be suffering without you realizing it

Many growers focus solely on NPK and boosters to fatten buds, forgetting the skeleton that has to support all that weight. You might have experienced the frustration of seeing a spectacular branch snap under its own weight just weeks before harvest, or watched your plants wilt helplessly during a sudden heatwave because they lack internal hydration retention.

Ignoring the structural health of your crop is a ticking time bomb. Weak stems mean you have to use stakes and nets everywhere, complicating your work. Furthermore, a soft cell wall is an open invitation for sucking insects and fungi to penetrate your plant's tissue effortlessly. Basically, without silicon, your plants are fighting the elements naked.

The solution is to integrate Pro Silicate into your feeding chart. By hardening the cell membranes, this supplement acts like a bulletproof vest for your weed. It not only allows the branches to hold heavy flowers without bending but also makes the plant less appetizing to pests and much more resistant to dehydration.

[Use case 1: Hydroponics and Soilless Media]

If you grow in Hydroponic and Aeroponic Systems or inert substrates like coco coir, Pro Silicate is not optional; it is mandatory. These environments usually lack silicon naturally. Without it, plants grow fast but often weak and "lanky."

By adding this Grotek supplement, you artificially provide that missing element found in the earth's crust. The result is a hydroponic crop with the structural robustness of a soil-grown plant, capable of pumping nutrients at full speed without collapsing.

[Use case 2: Outdoor Growing and High Stress]

For the outdoor grower battling the elements, this product is your best ally. Intense sun, strong winds, and temperature fluctuations can ruin a harvest. Pro Silicate improves the plant's water management, preventing it from losing moisture too quickly through transpiration.

It creates a physical barrier. When insects try to bite a leaf treated with silicon, they find a much harder surface, often discouraging them from establishing a colony. It's a clean way to reduce the need for harsh Insecticides cannabis later on.

[How to choose the best use for you]

Not sure if you need to add silicon to your mix? Check these points to see if it fits your style:

  • If you grow heavy indicas: You need it to prevent branches from snapping.
  • If you live in a hot area: Essential to prevent heat stress and wilting.
  • If you use RO water: Necessary to reconstitute the mineral profile.

Advantages and benefits of Grotek Pro Silicate

  • Structural integrity: Thickens stems and branches to hold heavier yields without breaking.
  • Pest armor: Hardens cell walls, making it difficult for sucking insects to feed.
  • Drought resistance: Improves water retention within the plant tissues.
  • Nutrient uptake: Synergizes with other Cannabis fertilizers for better overall health.
  • Versatility: Works as a root drench or a foliar spray.

Frequently Asked Questions

How do I use Pro Silicate in irrigation?

Add 0.5 ml per liter of water during the vegetative stage and early flowering. It is crucial to add it to the water before any other nutrient to avoiding precipitation (cloudy water).

Can I use it as a foliar spray?

Yes, and it works great. Mix 0.5 ml to 1 ml per liter of water and spray the leaves on both sides. Do this in low light conditions (when lights go off or at sunset) to avoid burns.

Does it affect pH levels?

Yes, Pro Silicate is alkaline and will raise the pH of your nutrient solution. Always check and adjust the pH after adding it to your tank.

When should I stop using it?

You can use it throughout the vegetative phase and up to the mid-flowering stage. It is recommended to stop a few weeks before harvest to ensure a clean flush.

Personal Experience of Pevgrow’s CEO (Alan)

I consider silicon one of the "secret weapons" of veteran growers. I personally use Pro Silicate mainly in summer crops or when I know the temperatures are going to spike. The difference in how the leaves stand up to the heat is night and day compared to untreated plants. Also, if you are doing LST (Low Stress Training), using this product helps the stems recover and harden much faster in the new position. A must-have in my arsenal.

Cultivation phase: Cultivation phase Flowering
Properties: Properties Regulators pH
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!

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