---
product_id: 642180101
title: "VIVOSUN pH Up & pH Down Kit, 1 Quart Each, pH Control Kit for Balanced pH Level and Optimal Nutrient Uptake, pH Adjuster Liquid Fertilizer for All Plants and All Growing Systems"
brand: "vivosun"
price: "€ 80.78"
currency: EUR
in_stock: true
reviews_count: 8
category: "Vivosun"
url: https://www.desertcart.nl/products/642180101-vivosun-ph-up-and-ph-down-kit-1-quart-each
store_origin: NL
region: Netherlands
---

# Universal for all plants & systems Highly concentrated formula Precise pH control 5.5-6.5 VIVOSUN pH Up & pH Down Kit, 1 Quart Each, pH Control Kit for Balanced pH Level and Optimal Nutrient Uptake, pH Adjuster Liquid Fertilizer for All Plants and All Growing Systems

**Brand:** vivosun
**Price:** € 80.78
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your grow game—because your plants deserve precision.

## Quick Answers

- **What is this?** VIVOSUN pH Up & pH Down Kit, 1 Quart Each, pH Control Kit for Balanced pH Level and Optimal Nutrient Uptake, pH Adjuster Liquid Fertilizer for All Plants and All Growing Systems by vivosun
- **How much does it cost?** € 80.78 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/642180101-vivosun-ph-up-and-ph-down-kit-1-quart-each)

## Best For

- vivosun enthusiasts

## Why This Product

- Trusted vivosun brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision pH Mastery:** Maintain the ideal 5.5-6.5 pH range for peak nutrient uptake and unstoppable plant growth.
- • **Effortless pH Management:** Simple, repeatable use with digital meters or test strips keeps your garden thriving with minimal hassle.
- • **Power-Packed Concentration:** Just a few drops deliver long-lasting, economical pH adjustment—efficiency meets potency.
- • **Pure & Premium Ingredients:** Crafted in the USA with commercial-grade potassium hydroxide & phosphoric acid—no fillers, no compromises.
- • **All-Growth-Stage Compatibility:** Perfectly balanced for hydroponics, soil, coco coir, aeroponics, and every growing medium you trust.

## Overview

The VIVOSUN pH Up & pH Down Kit offers a premium, highly concentrated liquid formula designed to precisely balance nutrient solution pH between 5.5 and 6.5. Made in the USA with commercial-grade potassium hydroxide and phosphoric acid, this kit supports all plants and growing systems—hydroponics, soil, coco coir, and more—ensuring optimal nutrient uptake, vigorous root development, and enhanced crop yields with easy, repeatable application.

## Description

desertcart.com : VIVOSUN pH Up & pH Down Kit, 1 Quart Each, pH Control Kit for Balanced pH Level and Optimal Nutrient Uptake, pH Adjuster Liquid Fertilizer for All Plants and All Growing Systems : Patio, Lawn & Garden

Review: Ph up% down - Works great
Review: Recommend - I use this to keep my soil at a 6.5ph and these products have helped grow lots of produce.

## Features

- Optimal pH Regulation: This pH control kit enables precise pH adjustment of nutrient solutions, maintaining the optimal range of 5.5 to 6.5 for flourishing plant development; A balanced pH optimizes nutrient availability and uptake, fosters vigorous root growth, enhances disease resistance, and improves water absorption, ultimately increasing crop yields and quality
- Premium Ingredients: The pH Up contains high-quality, commercial-grade potassium hydroxide, while the pH Down boasts high-quality, commercial-grade phosphoric acid; Meticulously formulated in the USA from natural, superior-grade materials, both products are 100% water-soluble, free from additives and dyes, ensuring excellent quality and purity
- Highly Concentrated Formula: These pH adjusters boast a potent, highly concentrated formula, allowing a few drops to effectively modify pH levels; Their robust strength ensures long-lasting usage, providing an economical and efficient solution for precise pH adjustment
- Versatile Applications: These pH buffer supplements are compatible with all plants, all growth stages, and all plant nutrients; This versatile solution is designed for use in hydroponics, aeroponics, coco coir, DWC (deep water culture), soil, and any other growing medium or system
- Easy to Use: Begin by testing the nutrient solution or water with a digital pH meter or pH test strips; Then, cautiously introduce small increments from this kit to adjust the pH level; Repeat during each watering or nutrient preparation for consistent pH balance, fostering an optimal growing environment for plants

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CT88YRZP |
| Best Sellers Rank | #19,151 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #646 in Garden Fertilizers |
| Brand | VIVOSUN |
| Brand Name | VIVOSUN |
| Coverage | 56 square feet |
| Customer Reviews | 4.7 out of 5 stars 97 Reviews |
| Included Components | potassium hydroxide |
| Item Form | Liquid |
| Liquid Volume | 32 Fluid Ounces |
| Manufacturer | VIVOSUN |
| Mixing Ratio | 1:100 |
| Model Number | VSN-PHUDK32 |
| Number of Items | 2 |
| Target Species | all plants |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** VIVOSUN
- **Item Form:** Liquid
- **Liquid Volume:** 32 Fluid Ounces
- **Manufacturer:** VIVOSUN
- **Number of Items:** 2

## Images

![VIVOSUN pH Up & pH Down Kit, 1 Quart Each, pH Control Kit for Balanced pH Level and Optimal Nutrient Uptake, pH Adjuster Liquid Fertilizer for All Plants and All Growing Systems - Image 1](https://m.media-amazon.com/images/I/61XJKe+LjyL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Ph up% down
*by B***N on December 1, 2025*

Works great

### ⭐⭐⭐⭐⭐ Recommend
*by S***S on November 12, 2025*

I use this to keep my soil at a 6.5ph and these products have helped grow lots of produce.

### ⭐⭐⭐⭐⭐ PH is key
*by J***H on January 28, 2026*

my tap water PH level is 7.1 and it says my plants like it between 6.2 and 6.8 so I've been using the PH down to get around 6.5

## Frequently Bought Together

- VIVOSUN pH Up & pH Down Kit, 1 Quart Each, pH Control Kit for Balanced pH Level and Optimal Nutrient Uptake, pH Adjuster Liquid Fertilizer for All Plants and All Growing Systems
- VIVOSUN Cal+Mag+Iron (2-0-0), Calcium, Magnesium & Iron Supplement, Liquid Nutrient Fertilizer for All Plants, Concentrated Plant Food for Soil/Soilless Cultivation, Hydroponics, 1 Quart

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-02-17*