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- Humboldts Secret pH Down for Plants | Liquid ...
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Item #:
73195232
Humboldts Secret pH Down for Plants | Liquid pH Adjuster and Balancer for Soil Coco Hydroponics | Concentrated Phosphoric Acid Solution Supporting
Item #:
73195232
GBP 26
Price Details
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*All items will import from US
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Imported from USA store
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Order now and get it around Sunday, July 19
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What Stands Out
Versatile Usage
Suitable for both soil and hydroponics, ensuring optimal pH balance in diverse growing systems for healthier plants and improved yields.
Easy Application
Liquid formulation allows for precise dosing, making it simple to adjust pH levels quickly and effectively, reducing the risk of over-application.
Plant Health Boost
Formulated to enhance nutrient uptake, resulting in stronger growth, improved plant vitality, and larger harvests, addressing common grower challenges with pH management.
Product Details
- Maximizes nutrient uptake and promotes plant growth by balancing pH levels
- Concentrated solution offers cost savings and long-lasting use
- Up to 25% stronger than leading competitors for maximum effectiveness
- Made with commercial-grade phosphoric acid, dye-free, and additives-free for optimal pH balance
- Versatile use for plants in various growing mediums including soil, water, hydroponics, coco, and dwc
- Expertly designed by growers using high-quality ingredients in California-based facility
| Item Weight | 2 lbs (910 grams) |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
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Hydroponic Growers
Ideal for users managing hydroponic systems that require precise pH balance for optimal nutrient absorption.
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Soil Gardeners
Great for soil gardeners aiming to lower pH levels in their soil for specific plant types needing acidic environments.
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Beginner Gardeners
Suitable for beginners wanting an easy-to-use liquid solution to monitor and adjust their plant's pH levels.
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Non-Gardeners
Not suitable for individuals who do not engage in gardening or plant cultivation, as they won't need pH control.
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High pH Conditions
May not be effective for users whose growing conditions already have low pH levels and do not require adjustment.
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Specific Use Cases
Not ideal for users requiring specialized pH solutions for unique plant species with specific pH needs.
Product Description
Humboldts Secret pH Down for Plants | Liquid pH Adjuster and Balancer for Soil Coco Hydroponics | Concentrated Phosphoric Acid Solution Supporting Nutrient Uptake and Strong Growth | 32 Ounce
Dietary Supplement Disclaimer
Statements regarding dietary supplements have not been evaluated by the Food and Drug Administration and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
How often do I have to reapply the product to lower soil pH?
Answer: It is recommended to use very little and then check the pH. Adjust as necessary. You can test the water as it leaves the soil to see how it is adjusting the soil pH. -
Question:
How much of the product do I need per gallon to drop pH by 1?
Answer: There is no specific measurement mentioned. It is advised to use very little and check the pH, then adjust accordingly.
HumboldtsSecret Fertilizers & Plant Food Editorial Review
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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“Not madly expensive like I thought, and much quicker than promised.”
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6/7/2026 · via Trustpilot
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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GBP 26
Order now and get it around Sunday, July 19
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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