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BAC pH Up Potassium Hydroxide pH Increaser (1 L) is the definitive solution for correcting and stabilizing the acidity of your irrigation water or nutrient solution, a fundamental step to unlock the full genetic potential of your plants and avoid the silent killer of many crops: an incorrect pH.
Have you ever invested weeks in your plants only to see them turn yellow, grow slowly, or show nutrient deficiencies despite using top-shelf fertilizers? That frustration, that waste of time and resources, often comes down to one invisible enemy: a pH that’s out of the ideal range. When the pH is off, your plants literally can’t eat, no matter how rich your nutrient mix is. You’re pouring money down the drain and watching your hard work stagnate.
This imbalance doesn’t just stunt growth; it weakens your plants, making them vulnerable to pests and diseases, turning a promising harvest into a constant battle. The cost isn’t just in lost nutrients, but in lost time, yield, and the satisfaction of a successful grow. It’s the gap between a mediocre result and the explosive, resinous harvest you know your genetics can deliver.
This is where BAC pH Up becomes your essential ally. This professional-grade potassium hydroxide formula is the precise, reliable tool you need to take absolute control of your cultivation environment. It’s not just a correction; it’s the key to unlocking efficient nutrient uptake, robust health, and ultimately, the massive, potent buds you’re aiming for.
While you could try improvised methods, BAC pH Up offers a professional, controlled, and safe approach. Using random household products is a gamble; this product is precision engineering for plants.
This isn’t about abstract chemistry; it’s about tangible results in your grow room or garden. When you integrate BAC pH Up into your routine, you stop guessing and start seeing a direct impact.
First, you’ll see your plants become more vibrant. The persistent yellowing or deficiency signs disappear because the roots can now efficiently absorb the nitrogen, phosphorus, potassium, and micronutrients you’re providing. Growth becomes uniform and vigorous.
Secondly, you gain peace of mind and save resources. No more wasting fertilizers that your plants can’t use. You apply nutrients knowing they will be absorbed, making every millilitre count. It turns cultivation from a constant troubleshooting session into a smooth, predictable process.
Finally, the ultimate benefit: heavier, denser, and more aromatic buds. A plant that feeds optimally throughout its cycle dedicates all its energy to producing top-quality flowers, not fighting to survive. The difference in resin production, terpene profile, and final weight is palpable.
For hydroponic and coco coir systems, aim for a pH between 5.8 and 6.3. For soil cultivation, a slightly higher range of 6.0 to 6.8 is ideal. BAC pH Up helps you reach and maintain this sweet spot.
Baking soda (sodium bicarbonate) can add unwanted sodium to your medium, potentially causing salt buildup and nutrient lockout over time. BAC pH Up uses potassium hydroxide, which is a plant-available form of potassium, making it a much safer and more effective choice for consistent, professional results.
You should check the pH of your nutrient solution every time you water or feed. Environmental factors and nutrient uptake can cause pH to drift. Regular monitoring and correction with BAC pH Up (or pH Down) are non-negotiable for optimal growth.
Yes, absolutely. While it is a mineral-based product, it is perfectly compatible with organic cultivation mediums and nutrient lines. Its function is purely to correct pH, allowing your organic nutrients to be absorbed effectively.
A low pH (below 5.5 in hydro/coco or below 6.0 in soil) locks out crucial nutrients like calcium, magnesium, and phosphorus. This leads to severe deficiencies, stunted growth, and weak plants. BAC pH Up corrects this immediately.
Yes, BAC pH Up is formulated to be universally compatible. It works seamlessly with the entire BAC nutrient line and with fertilizers from any other major brand like Advanced Hydroponics or Advanced Nutrients, making it a versatile tool in your grow room.
“Let’s be real: pH management used to be my biggest headache. I’d see my plants struggling, and it was always a guessing game. Since we started using and recommending BAC pH Up, that stress is gone. The precision is unmatched. I use it in my coco-perlite mixes. After adding my base feed, I check the pH. If it’s dropped too low (which it often does), a few drops of this, a good stir, and bam – back to a perfect 6.0. The plants respond within days. The growth is uniform, the leaves stay a deep, healthy green, and I know every euro I spend on other top-shelf nutrients is actually being used by the plant. It’s not a ‘nice-to-have’; it’s as essential as the lights themselves. For any grower, from beginner to pro, having reliable pH Up and pH Down on hand isn’t optional – it’s the foundation of a successful harvest. This 1L bottle lasts for ages because you use so little each time, making it one of the most cost-effective investments you can make for your garden.”
| Cultivation phase: | Flowering Growth |
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| Properties: | Regulators pH | |
| Type of crop: | Coco | |
| Brands: | BAC |
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!