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🌿 Master your grow with precision pH power!
Humboldts Secret pH Down is a 32-ounce concentrated phosphoric acid solution designed to rapidly and precisely lower pH in soil, coco, and hydroponic systems. Its ultra-concentrated formula is up to 25% stronger than competitors, ensuring optimal nutrient uptake by maintaining pH between 5.5 and 6.5. Suitable for all growing mediums, it supports healthier roots, vibrant foliage, and increased yields without additives, proudly crafted in California for professional-grade results.
| ASIN | B0BW3G96VV |
| Customer Reviews | 4.6 4.6 out of 5 stars (352) |
| Date First Available | 17 May 2023 |
| Item model number | HS-PH-DOWN |
| Manufacturer | HS Supplies, LLC |
| Product Dimensions | 12.7 x 5.08 x 19.05 cm; 1.17 kg |
R**N
Works great and I use less then other brands per feeding
G**Y
Perfect for plant health and it works for meny grows .
R**E
Excellent product highly recommended!!!
P**L
I don't know what kind of Acid this is. I am not sure its legal. I tried a ph tester (cheap) and it pegged 00.00. not sure if my tester is to cheap but the point stands. STRONG
K**S
Good value
Trustpilot
2 months ago
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