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Emerald Harvest pH Up - Green Thumb Depot
Emerald Harvest pH Up

Emerald Harvest pH Up

See more by Emerald Harvest
SKU: EMHPHUQ

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$24.95
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Emerald Harvest pH Up is a precision buffering solution formulated to raise nutrient solution and growing media pH into the optimal 5.5–6.5 range for maximum nutrient uptake. Using a stable, gentle weak base, pH Up helps prevent nutrient lockout, supports beneficial microbial populations, and ensures consistent nutrient availability. It’s an essential tool for maintaining balanced feed solutions across all growth stages and growing systems.

Key Features & Benefits

  • Precisely raises pH to the ideal 5.5–6.5 range

  • Enhances nutrient absorption and prevents deficiencies

  • Gentle, stable weak-base buffer for controlled adjustments

  • Supports healthy beneficial bacteria colonies

  • Helps prevent nutrient lockout and pH instability

  • Compatible with all Emerald Harvest nutrient programs

  • Suitable for all grow media and cultivation systems

Emerald Harvest pH Up

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Emerald Harvest pH Up

Emerald Harvest pH Up is specially formulated to safely and effectively raise the pH of your nutrient solution, helping maintain the ideal range of 5.5–6.5 for optimal nutrient availability. Designed for hydroponics, soil, coco, and soilless systems, it supports stable beneficial microbial activity and helps prevent nutrient lockout and deficiencies. Available in multiple sizes for small to large growing operations. Sizes: 1 qt, 1 gal, 2.5 gal, 6 gal, 15 gal, 55 gal, 270 gal.

Product Overview

Specifications

What's Included?

Warranty & Returns

Product Overview

Emerald Harvest pH Up is a liquid pH adjuster formulated to raise the pH of nutrient solutions for improved nutrient uptake and plant health. It helps growers keep irrigation water and root-zone conditions balanced, preventing common issues associated with improper pH. Ideal for hydroponic and traditional growing styles, it delivers ease of use and consistent results in diverse environments.

Key Features:
1. Effective pH Adjustment
2. Supports Nutrient Uptake
3. Compatible with All Media
4. Easy Liquid Application
5. Helps Prevent Lockout
6. Ideal for Hydroponics

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Features and Benefits of Emerald Harvest pH Up!

Emerald Harvest pH Up helps growers maintain the correct pH range necessary for strong plant performance and optimized nutrient absorption. Its reliable buffering action stabilizes nutrient solutions, supports vigorous growth, and helps reduce the risk of nutrient deficiency. Simple to use and highly concentrated, it delivers dependable results in all cultivation systems.

Easy Application

Stable Buffering

Reliable Performance

Improved Uptake

Available in Different Sizes

How to Use

1. Test nutrient solution pH before adjustments using a calibrated pH meter.

2. Add small amounts of Emerald Harvest pH Up to your nutrient solution gradually.

3. Mix thoroughly and retest pH between each addition.

4. Adjust until the solution reaches the target pH of 5.5–6.5.

5. Use during all growth stages as needed to correct rising acidity.

6. Wear gloves and avoid contact with skin or eyes.

7. Do not mix directly with undiluted pH Down or other chemicals.

8. Store sealed in a cool, dark place.

9. Keep out of reach of children and pets.

Why Emerald Harvest?

Emerald Harvest is trusted by professional growers for delivering reliable, high-quality nutrients that support every growth stage. Their 3-part nutrient system allows flexible feeding programs, precision nutrient management, and exceptional harvest results, ensuring growers achieve maximum potential and consistency in every crop.

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Why Choose Us

At GreenThumbDepot, you're not just another sale to a faceless corporation. You're partnering with a team genuinely invested in your success. Our legendary customer service, combined with a promise of unbeatable prices, sets us apart. We're here for you, always.

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Customer Reviews


Trusted by authentic customer reviews from verified buyers worldwide.
If I could rate 6 stars I would!
If I could rate 6 stars I would! My representative Edouard B. has been shockingly responsive! Like - oh my god - an actual SERVICE oriented company. He's dug into my odd connectivity issues I've been having - and following up in an AMAZINGLY timey manner. No shit. You'll be impressed! (And the price was also unbeatable, quick shipping...it's all PERFECT). Thank you Ed!!
Jim D
Customer service was outstanding great…
Customer service was outstanding great people to deal with they understand your needs and they will do their best to fulfill them there is no way I can complain about them because they are the best help out there.Thanks green thumb depot. I’ll definitely order from them again
Glenn Appleton
The machine is doing just what my…
The machine is doing just what my salesman told it would do (I appreciate you Ed thank you) . The machine is what we need for our new business we’re starting up, soon to be llc and licensed. We are getting a lot of clients wanting our services. Ed I will be needing more of your products, thank you again.
Freddie
Fantastic
Great prices, fantastic customer service, and mind blowing shipping! Incredible. Will be using again and telling anyone in need.
Kar
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FAQ Section

What does Emerald Harvest pH Up do?
It raises the pH of nutrient solutions to help keep levels within the ideal range for nutrient uptake.
Why is adjusting pH important?
Proper pH helps plants absorb nutrients efficiently and supports healthy growth in any growing medium.
Can Emerald Harvest pH Up be used in soil, coco, and hydroponics?
Yes, it is compatible with soil, coco coir, deep water culture, recirculating, and other hydroponic systems.
When should I use pH Up?
Use it whenever your nutrient solution tests below the desired pH range for your crop and system.
What is the ideal pH range to maintain?
Most hydroponic and soilless systems perform best between 5.5 and 6.5 pH, depending on the crop.
Is Emerald Harvest pH Up concentrated?
Yes, it is highly concentrated, so only small doses are usually required to raise pH levels.
Should I add pH Up before or after nutrients?
Always mix all nutrients and additives first, then adjust pH at the very end.
How often should I check and adjust pH?
Check pH at every feeding, reservoir top-off, or nutrient change to keep conditions stable for your plants.

Specs & Dimensions

Weight According to selected size
Brand Emerald Harvest
SKU EMHPHUG
Case Dimensions (in.) 13.0 L x 7.9 W x 18.8 H
Pallet Dimensions (in.) 48.0 L x 40.0 W x 63.0 H
Shipping Weight (lb.) 44.94
Package Type Liquid
Available Sizes 1 qt, 1 gal, 2.5 gal, 6 gal, 15 gal, 55 gal, 270 gal

Items in the box

Emerald Harvest pH Down (Selected Size)

User Instruction Manual

Warranty & Returns

Please check out the manufacturers website for Warranty related issues.

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