



BioBizz - Calmag £4.99 – £69.95Price range: £4.99 through £69.95 Inc VAT
BioBizz - Bio pH Up £4.49 – £64.99Price range: £4.49 through £64.99 Inc VAT
BioBizz – pH Bio Down
£4.99 – £64.99Price range: £4.99 through £64.99 Inc VAT
BioBizz pH Bio Down is an organic pH-lowering solution made from natural ingredients, designed to quickly and safely adjust nutrient solution pH in any growing system.
Description
BioBizz – pH Bio Down
BioBizz pH Bio Down gives growers a natural way to bring their nutrient solution into the perfect pH range. Instead of using harsh chemical acids, this formula relies on organic citric acid that works quickly while still protecting the beneficial microbes in your substrate.
You can use it in every watering and at every stage of growth. Because it adjusts pH instantly, you gain precise control over your feeding solution and help your plants absorb nutrients more efficiently. Whether you grow in soil, coco, or hydro, pH Bio Down integrates smoothly into your routine and keeps your plants thriving.
Key Benefits:
Natural pH control → safely lowers pH without harsh chemicals.
Organic formula → supports beneficial microbes and living soils.
Fast-acting → instantly brings your nutrient solution into range.
Universal use → suitable for soil, coco, and hydroponic systems.
Ideal for all stages → works during seedling, veg, and bloom.
Instructions for Use:
Shake well before use.
Prepare your nutrient solution as normal.
Add 0.1–0.3 ml per litre to lower pH gradually.
Stir thoroughly, then measure pH.
Repeat in small increments until you reach the desired pH.
Use at every feeding to maintain stable, plant-friendly conditions.
Additional information
| Weight | N/A |
|---|---|
| Dimensions | N/A |
About brand
BioBizz
BioBizz is a world-leading brand in organic plant nutrition and sustainable growing solutions. Growers around the world trust BioBizz for its complete range of fertilisers, additives, soil substrates, and plant boosters that maximise plant health, growth, and yields.
With decades of experience in organic cultivation, BioBizz uses 100% natural, eco-friendly ingredients. As a result, growers see improved nutrient uptake, stronger root development, and healthier plants at every stage of growth. In addition, the range enhances flowering and fruiting, helping growers achieve high-quality yields without compromising sustainability.
BioBizz products work across soil, coco, and hydroponic setups, giving growers flexibility across different growing styles. Whether you run a small indoor grow or a larger organic setup, you can expect reliable, easy-to-use solutions for consistent results.
Why Choose BioBizz?
- 100% organic and environmentally responsible products
- Complete nutrient lines for grow, bloom, and additives
- Works with soil, coco, and hydroponic systems
- Improves plant health, resilience, and yield quality
- Trusted by home growers, commercial cultivators, and organic growers worldwide
Frequently Asked Questions
Are BioBizz nutrients fully organic?
Yes, BioBizz uses 100% organic ingredients and supports natural, sustainable growing methods.
Can I use it in coco or hydroponics?
BioBizz develops its range primarily for soil; however, growers also use it successfully in coco and some hydroponic setups, depending on the feeding programme.
Do BioBizz nutrients improve flavour and quality?
Yes, organic nutrients enhance the natural flavour, aroma, and overall quality of the final crop.
Is the range suitable for beginners?
Yes, BioBizz suits beginners thanks to simple feeding schedules and an organic approach that reduces the risk of overfeeding.
Do I need to use the full range?
No, you can use individual products; however, using the full range or a structured feeding schedule usually delivers the best results.
Shipping & Delivery


DELIVERY TIMEFRAME
We aim to process and dispatch all orders within 2 working days of being placed. Wherever possible, parcels are sent on a next working day service to ensure you receive them quickly and reliably.
When your order is dispatched, you will receive a confirmation email with tracking information so you can closely monitor your delivery every step of the way.
Please Note: Delivery times may slightly vary during busy periods, or due to courier service disruptions. Rest assured, we always do our best to get your order to you promptly.
Related products
-21%
Select options This product has multiple variants. The options may be chosen on the product page
Bluelab – Calibration Solution
£9.99 – £14.99Price range: £9.99 through £14.99 Inc VATBluelab – Guardian Monitor Wi-Fi
Bluelab – pH and Conductivity Starter Pack
Bluelab – pH Probe KCl Storage Solution
-17%
Select options This product has multiple variants. The options may be chosen on the product page



