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Greenhaze Grow A+B Growth Technology – Hydroponic Vegetative Fertilizer

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Looking for explosive vegetative growth in your hydroponic setup? Greenhaze Grow A+B by Growth Technology is the ultimate twin-pack nutrient designed for demanding NFT systems and all types of hydro grows. It guarantees vigorous foliage, robust roots, and adapts perfectly to both hard and soft water. Give your plants the strongest start possible!
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Greenhaze Grow A+B by Growth Technology is a professional-grade, two-part vegetative fertilizer specifically formulated to deliver explosive foliage and robust root development in demanding hydroponic setups.

Are you tired of nutrient lockouts, weak stems, and slow growth during the vegetative phase, especially when running complex hydro setups?

There is nothing more frustrating than investing time and money into an advanced setup, only to watch your plants struggle with nutrient deficiencies. When your base nutrients are not stable, your plants stall, roots turn brown, and you are left constantly battling pH swings instead of enjoying the grow. It is the classic "here we go again" nightmare that ruins your chill vibe.

That is exactly where Greenhaze Grow A+B steps in. Originally crafted for highly demanding NFT systems, this twin-pack formula provides a perfectly balanced, highly soluble nutrient profile that guarantees vigorous growth and pristine white roots, taking the guesswork out of your vegetative phase.

Why this vegetative fertilizer is actually worth it for you

If you are serious about your indoor garden, you know that the vegetative stage sets the foundation for your final yield. Greenhaze Grow A+B offers an unbeatable quality-to-price ratio, giving you commercial-grade results without breaking the bank. It is a legendary formula that has proven its worth over years of rigorous testing in the most demanding environments.

What makes it stand out among other cannabis fertilizers is its incredible stability. Whether you are a seasoned pro running a massive hydro room or a dedicated hobbyist dialing in your first water-based grow, this two-part nutrient gives you the perfect balance between ease of use and elite performance. It is worth every penny when you see your plants explode with lush, green growth.

Most important features and benefits

  • Two-part A+B formula: Because it separates reactive elements, you can mix a highly concentrated and pure nutrient solution, which means your plants absorb exactly what they need without toxic lockouts.
  • Optimized for NFT: Thanks to its highly stable formulation designed for demanding hydroponic and aeroponic systems, you get consistent pH and EC levels, which means less time tweaking reservoirs and more peace of mind.
  • Rich in essential nitrogen and trace elements: Because it provides a complete vegetative diet, you promote rapid cellular division, which means thicker stems and massive fan leaves ready to support heavy buds later.
  • Hard and soft water compatible: Thanks to its versatile buffering capacity, you can use it with almost any tap or RO water, which means you do not have to buy expensive water filters to get professional results.
  • Highly soluble ingredients: Because it leaves zero residue, you keep your pumps and drippers completely clean, which means you avoid disastrous clogs and equipment failures.

Typical objections and clear answers

It is normal to have a few doubts before switching up your base nutrients. Let's clear the smoke:

  • You think that mixing two parts (A and B) is too complicated and time-consuming. In reality, it takes just a few extra seconds to mix them sequentially, and this separation is exactly what prevents nutrient lockout, ensuring your plants get a 100% bioavailable meal.
  • You think that because it was made for NFT, it will not work in your simple DWC or coco setup. In reality, NFT is one of the most demanding methods; if it thrives there, it will absolutely crush it in any other hydroponic or soilless medium.
  • You think that you will constantly need to adjust the pH. In reality, while periodic adjustments are needed with any twin-pack, Greenhaze is highly buffered, making pH swings much less drastic than cheaper alternatives.

How to use it safely and effectively

To get that explosive vegetative growth without burning your precious ladies, follow these simple steps:

  1. Preparation: Always start with fresh, clean water in your reservoir. If using tap water, let it sit for 24 hours to evaporate chlorine.
  2. Add Part A: Pour the recommended dose of Greenhaze Grow Part A into the water and stir vigorously. Never mix A and B together in their concentrated forms!
  3. Add Part B: Once Part A is fully diluted, add the exact same amount of Part B and stir again.
  4. Check your levels: Use reliable measuring instruments to check your EC (Electrical Conductivity) and adjust if necessary based on your plant's size.
  5. Adjust pH: Finally, check the pH of your solution. Aim for a sweet spot between 5.8 and 6.2 for optimal nutrient uptake in hydro.
  6. Maintenance: Change your reservoir completely every 7 to 10 days to prevent salt buildup and keep the root zone fresh and oxygenated.

Frequently Asked Questions

Can I use Greenhaze Grow A+B in soil?

While it is technically possible, this formula shines brightest in hydroponic, aeroponic, and coco coir setups. For soil, you might want to look into nutrients specifically buffered for earth, though at half-strength, Greenhaze will still give soil plants a solid boost.

Why do I have to use equal parts of A and B?

The formula is designed to work in perfect synergy. Using unequal amounts will throw off the NPK ratio and trace mineral balance, leading to deficiencies or toxicities. Always use a 1:1 ratio.

When should I switch to the Bloom formula?

Keep using Greenhaze Grow A+B until you flip your lights to 12/12 (or when your autoflowers show their first pre-flowers). Once the flowering stretch begins, transition to a bloom-specific nutrient to support bud development.

Personal Experience of Pevgrow’s CEO (Alan)

I remember when we first started testing different twin-packs for our more complex hydro setups. A lot of growers were complaining about clogged drippers and wild pH fluctuations. I had my own doubts about Greenhaze because, honestly, the market is flooded with "miracle" A+B veg nutes. But after running it in a demanding NFT system, I was blown away. The roots were blindingly white, and the vegetative explosion was real.

My biggest piece of advice? Do not get lazy with the mixing order. Always dilute Part A completely before adding Part B. I have seen guys ruin a whole reservoir by mixing them raw in a measuring cup—do not be that guy. If you keep your reservoir temps in check and follow the feeding chart, Greenhaze Grow A+B will give you some of the thickest, healthiest stalks you have ever seen, perfectly prepping your plants for a massive yield.



  • 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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