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General Hydroponics pH Up Liquid Premium Buffering For Stability, 1 Quart

4.7 4.7 out of 5 stars 13,842 ratings

To see product details, add this item to your cart. You can always remove it later.
1 quart
pH Up

Purchase options and add-ons

  • Base solution is formulated using potassium hydroxide and potassium carbonate
  • Add when your nutrient pH is too low in order to raise the pH to the proper level
  • Promotes pH stability
  • Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level
  • Recommended pH for most plants is 5.5 to 6.5 pH

Customer ratings by feature

Instruction quality
5.0 5.0
Easy to use
4.6 4.6
Value for money
4.5 4.5
Accuracy
4.5 4.5

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$11.99 ($0.37/Fl Oz)
Get it as soon as Monday, Mar 25
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General Hydroponics pH Up Liquid Premium Buffering For Stability, 1 Quart
General Hydroponics pH Up Liquid Premium Buffering For Stability, 1 Quart
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Price-56% $11.99
List:$26.99
-29% $20.43
List:$28.72
-11% $20.19
List:$22.69
-10% $21.69
List:$23.99
$42.53-6% $14.99
Typical:$15.99
Delivery
Get it as soon as Monday, Mar 25
Get it as soon as Monday, Mar 25
Get it as soon as Monday, Mar 25
Get it as soon as Monday, Mar 25
Get it as soon as Monday, Mar 25
Get it as soon as Monday, Mar 25
Customer Ratings
Easy to use
4.6
4.0
4.7
4.5
4.7
4.7
Value for money
4.5
4.2
4.5
4.2
4.6
4.6
Flavor
4.3
4.4
3.5
4.2
4.2
Sold By
Amazon.com
Monster Pets
HYDRO CITY
Amazon.com
Amazon.com
Amazon.com
weight
0.5 pounds
32 ounces
8.06 pounds
1.7 pounds
form
Liquid
Liquid
Liquid
Liquid
Liquid
coverage
Medium
Medium
Full
Medium
Medium
Medium
liquid volume
1 quarts
1 quarts
32 fluid ounces
3 quarts
2.2 liters
specific uses
Hydroponic
Hydroponics,Plant Food
Hydroponics
Hydroponics

Product information

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General Hydroponics pH Up Liquid Premium Buffering For Stability, 1 Quart


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Product Description

This base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level.

Looking for specific info?


From the manufacturer

General Hydroponics Grow More Boldly
General Hydroponics pH Up in two sizes
For Use With General Hydroponics pH Down
Testing your pH - Step by Step
General Hydroponics pH Down General Hydroponics pH Control Kit General Hydroponics FloraMicro General Hydroponics MaxiGro General Hydroponics RapidStart General Hydroponics FloraNova Bloom
General Hydroponics pH Down General Hydroponics pH Control Kit General Hydroponics FloraMicro 5-0-1 General Hydroponics MaxiGro 10-5-14 General Hydroponics RapidStart 1-0.5-1 General Hydroponics FloraNova Bloom 4-8-7
Customer Reviews
4.7 out of 5 stars
13,842
4.7 out of 5 stars
26,927
4.7 out of 5 stars
6,812
4.6 out of 5 stars
3,903
4.6 out of 5 stars
235
4.7 out of 5 stars
2,883
Product Type Maintenance Maintenance Nutrient Nutrient Supplement Nutrient
Where To Use Use to lower nutrient solution pH Monitor and manage pH levels throughout hydroponic growing Use in hydroponics, soil, and coco blends in continuous liquid feed programs Use in both hydroponics and soil-based environments Use in hydroponics and all types of growing media including coco and soil applications Use in hydroponics, soilless mixtures, containers, or garden-grown plants in continuous liquid feed programs
Benefits Premium buffering for pH stability Includes: 8 oz. pH Up, 8 oz. pH Down, 1 oz. test indicator, test vial, eyedropper, and pH level chart on bottle Provides rapidly growing plants with Nitrogen, Potassium, and Calcium as well as a combination of chelated micronutrients and trace elements Use to encourage growth of seedlings and cuttings through the vegetative growth stage Promotes root growth while enhancing plant vigor and yield Promotes vigorous flowering & fruit development. Use for flowering and fruiting phase
Fertilizer Analysis (NPK) - - 5-0-1 10-5-14 1-0.5-1 4-8-7

Customer reviews

4.7 out of 5 stars
4.7 out of 5
13,842 global ratings

Customers say

Customers like the ph of the fertilizer. For example, they say it's a powerful pH reducer that raises the pH as labeled. Customers are also impresseded with the versatility of the product, saying it'll work well for hydroponics and general blueberry watering. They find the instructions clear and simple to follow. Customers also appreciate the value for money, saying the large bottle is reasonable for the price. That said, some complain about the leakage and differ on strength.

AI-generated from the text of customer reviews

329 customers mention316 positive13 negative

Customers are satisfied with the performance of the fertilizer. They mention that it works well to reduce ph in solutions, and is a powerful solution. Some say that it is easy to use and works outstanding at adjusting the pH. Overall, most are happy with their purchase and recommend it to others.

"It's all I use. Works well to lower pH." Read more

"Works fantastic in every application" Read more

"...Very consistent every time! Repeat buyer for many years." Read more

"Works well" Read more

163 customers mention141 positive22 negative

Customers like the value of the fertilizer. They mention that it works well, is reasonably priced, and doesn't harm plant life. Some say that the product is on sale and worth the go.

"Large bottle for a great deal" Read more

"THIS COMPANY HAS BEEN AROUND THE BLOCK SO YOU KNOW ITS QUALITY STUFF FOR THE PRICE..." Read more

"Really needed it and it was a great price." Read more

"Reasonably priced works well." Read more

128 customers mention126 positive2 negative

Customers are satisfied with the quality of the fertilizer. They mention that it is a fine product that brings the pH down. Some say that it has been great for years and is legit.

"Up you go. It works as expected, Good product." Read more

"I need this for plants and it’s excellent and super easy to use. I bought a water PH tester with it...." Read more

"This product is legit. I tried using apple cider vinegar to lower the ph of my faucet water for watering plants that need about 6.5 ph...." Read more

"This is a basic good product but I rather use one with no dye." Read more

93 customers mention66 positive27 negative

Customers like the ph of the fertilizer. They mention that it works as intended, it lowers the PH of water quickly, and it raises the pH as labeled. The product also offers premium pH buffering, ensuring stable and precise pH.

"...potassium hydroxide and potassium carbonate, ensures a seamless elevation of pH levels to the ideal range for robust plant growth...." Read more

"This is less potent than some other brands I've tried but that's perfect cause I mix small batches! Very consistent every time!..." Read more

"...need 2mL/L to go from 7pH to 5-6pH. But here's the catch, the ppm is extremely high - that makes my water go from 200ppm to 800ppm with nothing else..." Read more

"...This 1-quart bottle offers premium pH buffering, ensuring stable and precise pH control for your nutrient solution...." Read more

58 customers mention58 positive0 negative

Customers find the fertilizer easy to use. They mention it's simple to build and handle, with clear instructions. They appreciate the step-by-step approach and the gentleness on their plants. They also say it'd be great for beginners but not for large res.

"...without the risk of overshooting the target pH. The step-by-step approach, coupled with regular pH testing using the recommended General Hydroponics..." Read more

"Very easy to use. Definitely easier to use in 4 to 5 gallon buckets. Can buffer with baking soda." Read more

"I need this for plants and it’s excellent and super easy to use. I bought a water PH tester with it...." Read more

"The instructions clearing details how to use. Pretty good value vs buying smaller sizes. Since using this product my plants are thriving...." Read more

31 customers mention31 positive0 negative

Customers find the fertilizer excellent for hydroponic gardens, general blueberry watering, and balancing water PH. They say it's invaluable for better plant growth and takes care of their tower gardens PH flawlessly. Customers also say it helps keep their plants happy and helps control water pH.

"...Maintaining the proper pH is paramount, and General Hydroponics® pH Up has become my go-to solution for achieving and sustaining the optimal pH range..." Read more

"...Since using this product my plants are thriving. The liquid is the color it should be. It’s also as thick as should be and doesn’t look diluted." Read more

"...My new plants are growing well!" Read more

"...It's also good for general blueberry watering especially if you have alkaline well water like I do...." Read more

59 customers mention40 positive19 negative

Customers are mixed about the strength of the fertilizer. Some mention it's long-lasting, and well worth it for longevity. However, others say that it'll break down over time and be unstable.

"...I've witnessed a remarkable difference in the vitality of my plants since incorporating this product into my nutrient solutions...." Read more

"...This does a great job of breaking up the tough minerals in the water." Read more

"...I added less than a half capful and the PH nosedived, it is very strong...." Read more

"...This 1-quart bottle offers premium pH buffering, ensuring stable and precise pH control for your nutrient solution...." Read more

30 customers mention6 positive24 negative

Customers are dissatisfied with the leakage of the fertilizer. They mention that the cap tends to leak, the box was too small, and the product arrived damaged. Some say that the bottle's seal was open and the cap does not seal properly. Overall, customers are not happy with the quality and quantity of the product.

"...(caustic liquids, unlabeled, dripping, via USPS??!!). Disposed of almost immediatelyBUT..." Read more

"Quart of PH Up was sent in a plastic bag. Bottle was leaking, bag was leaking. Stained my flooring...." Read more

"I like the product, but container lid is broken. spilled out of bottle and into box upon delivery. TOTALLY Unusable wth." Read more

"Works well. Bottle was sealed well. Little bit goes a long way. ✌️" Read more

The size
5 Stars
The size
Omg I thought this was a typo or something. 11 dollars for this huge bottle. It’s cheaper than this other small bottle and it’s better. And it matches the line of nutrients I use. Extremely happy with this purchase will definitely buy again. Thx General Hydroponic
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Top reviews from the United States

Reviewed in the United States on January 30, 2024
Size: 1 galStyle: pH UpVerified Purchase
One person found this helpful
Report
Reviewed in the United States on March 16, 2024
Size: 1 quartStyle: pH DownVerified Purchase
Reviewed in the United States on March 13, 2024
Size: 1 quartStyle: pH DownVerified Purchase
Reviewed in the United States on February 20, 2024
Size: 1 quartStyle: pH DownVerified Purchase
Reviewed in the United States on February 8, 2024
Size: 1 quartStyle: pH DownVerified Purchase
Reviewed in the United States on March 4, 2024
Size: 1 quartStyle: pH DownVerified Purchase
Reviewed in the United States on March 6, 2024
Size: 1 quartStyle: pH DownVerified Purchase
Reviewed in the United States on February 10, 2024
Size: 1 galStyle: pH DownVerified Purchase

Top reviews from other countries

Translate all reviews to English
Adam
5.0 out of 5 stars Ph down
Reviewed in Canada on June 18, 2023
Size: 1 galStyle: pH DownVerified Purchase
tyler fosse
5.0 out of 5 stars If this isn’t working for you, you have another problem…
Reviewed in Canada on June 24, 2022
Size: 1 quartStyle: pH DownVerified Purchase
Amazon Customer
5.0 out of 5 stars Exactly as advertised
Reviewed in Canada on February 16, 2021
Size: 1 quartStyle: pH UpVerified Purchase
Maunik Patel
5.0 out of 5 stars Must buy product
Reviewed in India on May 24, 2021
Size: 1 quartStyle: pH DownVerified Purchase
daichan
4.0 out of 5 stars 安定の
Reviewed in Japan on March 3, 2024
Size: 1 quartStyle: pH DownVerified Purchase