---
product_id: 264130456
title: "Professional pH Up + Down Control Kit for Optimal Nutrient Uptake (Two 1/2 Pint Bottles) 16 Total oz"
brand: "bloom city"
price: "$48.60"
currency: USD
in_stock: true
reviews_count: 8
category: "Bloom City"
url: https://www.desertcart.us/products/264130456-professional-ph-up-down-control-kit-for-optimal-nutrient-uptake
store_origin: US
region: United States of America
---

# Universal use: hydroponics, soil, soilless Strong acid/base for precise pH control Made in USA with premium botanist-grade formula Professional pH Up + Down Control Kit for Optimal Nutrient Uptake (Two 1/2 Pint Bottles) 16 Total oz

**Brand:** bloom city
**Price:** $48.60
**Availability:** ✅ In Stock

## Summary

> 🌿 Dial in your garden’s perfect pH and watch your yields bloom!

## Quick Answers

- **What is this?** Professional pH Up + Down Control Kit for Optimal Nutrient Uptake (Two 1/2 Pint Bottles) 16 Total oz by bloom city
- **How much does it cost?** $48.60 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/264130456-professional-ph-up-down-control-kit-for-optimal-nutrient-uptake)

## Best For

- bloom city enthusiasts

## Why This Product

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

## Key Features

- • **Plant-Safe Formula:** Gentle yet potent—safe for all plants, ensuring consistent health and yield.
- • **Precision pH Mastery:** Achieve perfect nutrient uptake with ultra-strong, fast-acting pH adjusters.
- • **Sustainable & Superior:** Crafted with eco-conscious ingredients for the mindful grower’s peace of mind.
- • **Versatile Growth Partner:** Optimized for hydroponics, coco coir, peat, and soil gardens alike.
- • **Trusted American Craftsmanship:** Formulated by expert botanists in Seattle for unmatched quality and reliability.

## Overview

Bloom City Professional pH Up + Down Control Kit includes two 8 oz bottles of high-grade pH adjusting solutions designed to maintain optimal pH levels (5.8-6.2) for superior nutrient uptake. Suitable for hydroponics, soilless mediums, and soil gardens, this USA-made kit ensures precise, fast, and safe pH control for all plants, maximizing growth and yield with eco-friendly ingredients trusted by both beginners and pros.

## Description

desertcart.com : Bloom City Professional pH Up + Down Control Kit for Optimal Nutrient Uptake (Two 1/2 Pint Bottles) 16 Total oz : Patio, Lawn & Garden

Review: Easy, Precise pH Control for Healthier Plants! - This Bloom City pH Up + Down kit is a must-have for anyone serious about maximizing nutrient uptake in their hydroponic or soil-based grow. The bottles are clearly labeled, easy to pour, and work fast—just a few drops go a long way. What I love most is the precision and consistency. Whether I’m adjusting water for veggies, herbs, or houseplants, this kit helps me dial in the perfect pH range every time. No residue, no weird smell, and it mixes well. You get both solutions in one affordable pack, and the 16 oz total lasts longer than I expected. Definitely recommend for beginner and experienced growers alike!
Review: Works well - No leak and came in great condition

## Features

- STRONG ACID AND BASE FOR SUPERIOR PH STABILITY: Bloom City pH Down and Up are strong pH adjusting agents that help the home grower maintain optimal pH levels. Formulated with the highest grade pH adjusting formulas
- WORKS IN ALL ENVIRONMENTS: Designed for hydroponics systems, soilless mediums (eg: coco coir and peat), and soil gardens
- SAFE TO USE FOR ALL PLANTS: Add to every watering to adjust pH to the desired level, for soil usually aim for a pH of 5.8-6.2, it’s that easy
- HIGHEST QUALITY, MOST POTENT, BEST VALUE, BIGGEST YIELD: Bloom City’s ingredients are better for plants, better for you, and better for the planet. Simply the best choice for the conscientious grower
- FORMULATED AND MADE IN THE USA: Designed by botanists and plant chemists in Seattle, Washington. Bloom City chooses only the highest quality ingredient sources and manufacturing methods to create the world’s best craft growing nutrient systems

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08JHDVBY2 |
| Best Sellers Rank | #4,646 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #213 in Garden Fertilizers |
| Brand | Bloom City |
| Customer Reviews | 4.6 4.6 out of 5 stars (2,974) |
| Item Form | Liquid |
| Item Weight | 1 pounds |
| Item model number | BC-PH-KIT-001 |
| Liquid Volume | 0.5 Pints |
| Manufacturer | Bloom City |
| Number of Items | 2 |
| Package Dimensions | 7.99 x 6.18 x 2.59 inches |
| Specific Uses For Product | Hydroponics |
| UPC | 841401125721 |
| Unit Count | 16.0 Ounce |

## Product Details

- **Brand:** Bloom City
- **Item Form:** Liquid
- **Item Weight:** 16 Ounces
- **Liquid Volume:** 0.5 Pints
- **Specific Uses For Product:** Hydroponics

## Images

![Professional pH Up + Down Control Kit for Optimal Nutrient Uptake (Two 1/2 Pint Bottles) 16 Total oz - Image 1](https://m.media-amazon.com/images/I/71J64lRu7CL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Easy, Precise pH Control for Healthier Plants!
*by J***D on July 31, 2025*

This Bloom City pH Up + Down kit is a must-have for anyone serious about maximizing nutrient uptake in their hydroponic or soil-based grow. The bottles are clearly labeled, easy to pour, and work fast—just a few drops go a long way. What I love most is the precision and consistency. Whether I’m adjusting water for veggies, herbs, or houseplants, this kit helps me dial in the perfect pH range every time. No residue, no weird smell, and it mixes well. You get both solutions in one affordable pack, and the 16 oz total lasts longer than I expected. Definitely recommend for beginner and experienced growers alike!

### ⭐⭐⭐⭐⭐ Works well
*by J***H on December 12, 2025*

No leak and came in great condition

### ⭐⭐⭐⭐⭐ Perfect for Hydroponic Farming
*by L***N on November 20, 2025*

As a hydroponic farmer, I have been using these products for several years now. I am satisfied and always get the same kind of results with them.

## Frequently Bought Together

- Bloom City Professional pH Up + Down Control Kit for Optimal Nutrient Uptake (Two 1/2 Pint Bottles) 16 Total oz
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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-02*