General Hydroponics

General Hydroponics® Nutrients Designed for Serious Growers

General Hydroponics is a leader in hydroponic plant nutrition, offering a wide range of research‑driven nutrient formulations and supplements. Known for precision and consistency, General Hydroponics products support strong root development, balanced growth, and dependable results across all stages of cultivation in controlled environments.

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GH Flora Nectar Pineapple Rush Quart

GH Flora Nectar Pineapple Rush Quart

Q100306

Pineapple Rush is an organic nutrient supplement designed as a sweetener for your fruits and flowers. FloraNectar® is made with quality organic sugars, including molasses and all natural raw cane sugar. Pineapple Rush adds the essence of pineapple to the formula. Pineapple Rush sweetens crops by optimizing the transference of sugars to fruits and flowers. Beyond enhancing the aroma and flavor of your crop, Pineapple Rush maintains plant metabolism by helping them regulate enzymes.

GH Flora Nectar Pineapple Rush Gallon

GH Flora Nectar Pineapple Rush Gallon

Q100307

Pineapple Rush is an organic nutrient supplement designed as a sweetener for your fruits and flowers. FloraNectar® is made with quality organic sugars, including molasses and all natural raw cane sugar. Pineapple Rush adds the essence of pineapple to the formula. Pineapple Rush sweetens crops by optimizing the transference of sugars to fruits and flowers. Beyond enhancing the aroma and flavor of your crop, Pineapple Rush maintains plant metabolism by helping them regulate enzymes.

GH Ripen Quart

GH Ripen Quart

Q100323

Ripen® 0.5-7-6 promotes increased and abundant flowering with greater oil and fragrance production. Ripen is highly concentrated and provides macronutrients that are primarily responsible for flower and fruit growth. Ripen is a liquid nutrient that has been specifically engineered and developed to provide these essential macronutrients in your high value crops life. Use Ripen during the final one-to-two weeks to promote robust flower and fruit production. Think of Ripen as an investment in your plants.

GH Ripen Gallon

GH Ripen Gallon

Q100324

Ripen® 0.5-7-6 promotes increased and abundant flowering with greater oil and fragrance production. Ripen is highly concentrated and provides macronutrients that are primarily responsible for flower and fruit growth. Ripen is a liquid nutrient that has been specifically engineered and developed to provide these essential macronutrients in your high value crops life. Use Ripen during the final one-to-two weeks to promote robust flower and fruit production. Think of Ripen as an investment in your plants.

GH Ripen 6 Gallon

GH Ripen 6 Gallon

Q100325

Ripen® 0.5-7-6 promotes increased and abundant flowering with greater oil and fragrance production. Ripen is highly concentrated and provides macronutrients that are primarily responsible for flower and fruit growth. Ripen is a liquid nutrient that has been specifically engineered and developed to provide these essential macronutrients in your high value crops life. Use Ripen during the final one-to-two weeks to promote robust flower and fruit production. Think of Ripen as an investment in your plants.

GH CALiMAGic Quart

GH CALiMAGic Quart

Q100326

CALiMAGic™ is a concentrated blend of readily available calcium and magnesium. It is formulated to assist fast-growing plants by preventing secondary nutrient deficiencies. CALiMAGic helps optimize plant nutrition and enhances plant growth and development while preventing blossom end rot and tip burn in many crops, such as tomatoes and lettuce, as well as other calcium-intensive plants.

GH CALiMAGic Gallon

GH CALiMAGic Gallon

Q100327

CALiMAGic™ is a concentrated blend of readily available calcium and magnesium. It is formulated to assist fast-growing plants by preventing secondary nutrient deficiencies. CALiMAGic helps optimize plant nutrition and enhances plant growth and development while preventing blossom end rot and tip burn in many crops, such as tomatoes and lettuce, as well as other calcium-intensive plants.

GH CALiMAGic 2.5 Gallon

GH CALiMAGic 2.5 Gallon

Q100328

CALiMAGic™ is a concentrated blend of readily available calcium and magnesium. It is formulated to assist fast-growing plants by preventing secondary nutrient deficiencies. CALiMAGic helps optimize plant nutrition and enhances plant growth and development while preventing blossom end rot and tip burn in many crops, such as tomatoes and lettuce, as well as other calcium-intensive plants.

GH CALiMAGic 6 Gallon

GH CALiMAGic 6 Gallon

Q100329

CALiMAGic™ is a concentrated blend of readily available calcium and magnesium. It is formulated to assist fast-growing plants by preventing secondary nutrient deficiencies. CALiMAGic helps optimize plant nutrition and enhances plant growth and development while preventing blossom end rot and tip burn in many crops, such as tomatoes and lettuce, as well as other calcium-intensive plants.

GH General Organics CaMg+ 2.5 Gallon

GH General Organics CaMg+ 2.5 Gallon

Q100330

CaMg+® is the ideal supplement to provide a natural source of calcium and magnesium, critical elements in a plant's growth cycle. CaMg+ is biologically catalyzed from oyster shell, dolomite lime and natural plant extracts. Through the use of organic compounds, CaMg+ increases calcium and magnesium transport into the plants. This optimizes plant metabolism, enhancing growth and creating healthier flowers and fruits.

GH General Organics CaMg+ 6 Gallon

GH General Organics CaMg+ 6 Gallon

Q100331

CaMg+® is the ideal supplement to provide a natural source of calcium and magnesium, critical elements in a plant's growth cycle. CaMg+ is biologically catalyzed from oyster shell, dolomite lime and natural plant extracts. Through the use of organic compounds, CaMg+ increases calcium and magnesium transport into the plants. This optimizes plant metabolism, enhancing growth and creating healthier flowers and fruits.

GH General Organics BioBud Gallon

GH General Organics BioBud Gallon

Q100332

BioBud® is a powerful bloom stimulator that generates explosive flowering and massive fruit production. BioBud increases metabolic activity and mineral uptake by utilizing biostimulants and organic transport enhancers. This induces abundant, dense floral clusters during the critical flowering and fruiting phases. The results are spectacular flowering and more flavorful fruits. Use BioBud during the flowering phase of plant growth with any baseline fertilizer in any garden soil, potting mix, or other growing media. BioBud is sure to make your garden complete.

GH General Organics BioWeed Gallon

GH General Organics BioWeed Gallon

Q100333

BioWeed® is derived from a blend of cold-processed seaweeds that act as a plant and soil vitality enhancer. Seaweeds have long been recognized as stress-reducing agents and powerful plant boosters. BioWeed encourages prolific root and foliage growth as well as larger flowers and frits. BioWeed works synergistically with all fertilizers to promote vigorous, healthy growth. Use with any garden soil, potting mix, or other growing media.

GH Flora Kleen Gallon

GH Flora Kleen Gallon

Q100368

FloraKleen® removes fertilizer residues that can accumulate over time in hydroponic systems, growing media and potting soils. Use FloraKleen monthly to purge your hydroponic system or potted plants of excess salts that can accumulate as a result of regular fertilizer application. FloraKleen is an excellent final flush and can be used to dissolve mineral and salt buildup.

General Hydroponics FloraKleen (10 L / 2.5 gal)

General Hydroponics FloraKleen (10 L / 2.5 gal)

Q100369

FloraKleen® removes fertilizer residues that can accumulate over time in hydroponic systems, growing media and potting soils. Use FloraKleen monthly to purge your hydroponic system or potted plants of excess salts that can accumulate as a result of regular fertilizer application. FloraKleen is an excellent final flush and can be used to dissolve mineral and salt buildup.

GH FloraKleen Pro 6 Gallon

GH FloraKleen Pro 6 Gallon

Q100371

FloraKleen® Professional removes fertilizer residues that can accumulate over time in hydroponic systems, growing media and potting soils. Use FloraKleen monthly to purge your hydroponic system or potted plants of excess salts that can accumulate as a result of regular fertilizer application. FloraKleen Professional is an excellent final flush and can be used to dissolve mineral and salt buildup.

GH pH Up Pro 1 Gallon

GH pH Up Pro 1 Gallon

Q100372

General Hydroponics® Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium hydroxide. They are safer to use as well as compared to mineral based adjusters. This is due to having a zero rating score for all safety categories on the HMIS scale as well as being non-corrosive and non-caustic. This means there are no HazMat fees to ship these products like other pH adjusters. Use Pro pH UP or Pro pH DOWN to effectively adjust the pH of nutrient solutions or irrigation water. GH Pro pH adjusters are highly concentrated and available in commercial sizes.

  • Non-Caustic
  • Non-Corrosive
  • Do not need to be shipped Hazmat like other adjusters
  • Alternative to harsh mineral hydroxides
  • Triple zero HMIS score
  • Does not contribute nutritional value like other adjusters
  • Concentrated Formula
General Hydroponics PRO pH Up 2.5 gal

General Hydroponics PRO pH Up 2.5 gal

Q100373

General Hydroponics® Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium hydroxide. They are safer to use as well as compared to mineral based adjusters. This is due to having a zero rating score for all safety categories on the HMIS scale as well as being non-corrosive and non-caustic. This means there are no HazMat fees to ship these products like other pH adjusters. Use Pro pH UP or Pro pH DOWN to effectively adjust the pH of nutrient solutions or irrigation water. GH Pro pH adjusters are highly concentrated and available in commercial sizes.

  • Non-Caustic
  • Non-Corrosive
  • Do not need to be shipped Hazmat like other adjusters
  • Alternative to harsh mineral hydroxides
  • Triple zero HMIS score
  • Does not contribute nutritional value like other adjusters
  • Concentrated Formula
General Hydroponics PRO pH Up 6 gal

General Hydroponics PRO pH Up 6 gal

Q100374

General Hydroponics® Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium hydroxide. They are safer to use as well as compared to mineral based adjusters. This is due to having a zero rating score for all safety categories on the HMIS scale as well as being non-corrosive and non-caustic. This means there are no HazMat fees to ship these products like other pH adjusters. Use Pro pH UP or Pro pH DOWN to effectively adjust the pH of nutrient solutions or irrigation water. GH Pro pH adjusters are highly concentrated and available in commercial sizes.

  • Non-Caustic
  • Non-Corrosive
  • Do not need to be shipped Hazmat like other adjusters
  • Alternative to harsh mineral hydroxides
  • Triple zero HMIS score
  • Does not contribute nutritional value like other adjusters
  • Concentrated Formula
General Hydroponics PRO pH Up 55 gal

General Hydroponics PRO pH Up 55 gal

Q100375

General Hydroponics® Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium hydroxide. They are safer to use as well as compared to mineral based adjusters. This is due to having a zero rating score for all safety categories on the HMIS scale as well as being non-corrosive and non-caustic. This means there are no HazMat fees to ship these products like other pH adjusters. Use Pro pH UP or Pro pH DOWN to effectively adjust the pH of nutrient solutions or irrigation water. GH Pro pH adjusters are highly concentrated and available in commercial sizes.

  • Non-Caustic
  • Non-Corrosive
  • Do not need to be shipped Hazmat like other adjusters
  • Alternative to harsh mineral hydroxides
  • Triple zero HMIS score
  • Does not contribute nutritional value like other adjusters
  • Concentrated Formula
GH pH Down Pro 1 Gallon

GH pH Down Pro 1 Gallon

Q100376

General Hydroponics® Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium hydroxide. They are safer to use as well as compared to mineral based adjusters. This is due to having a zero rating score for all safety categories on the HMIS scale as well as being non-corrosive and non-caustic. This means there are no HazMat fees to ship these products like other pH adjusters. Use Pro pH UP or Pro pH DOWN to effectively adjust the pH of nutrient solutions or irrigation water. GH Pro pH adjusters are highly concentrated and available in commercial sizes.

  • Non-Caustic
  • Non-Corrosive
  • Do not need to be shipped Hazmat like other adjusters
  • Alternative to harsh mineral hydroxides
  • Triple zero HMIS score
  • Does not contribute nutritional value like other adjusters
  • Concentrated Formula
General Hydroponics PRO pH Down 2.5 gal

General Hydroponics PRO pH Down 2.5 gal

Q100377

General Hydroponics® Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium hydroxide. They are safer to use as well as compared to mineral based adjusters. This is due to having a zero rating score for all safety categories on the HMIS scale as well as being non-corrosive and non-caustic. This means there are no HazMat fees to ship these products like other pH adjusters. Use Pro pH UP or Pro pH DOWN to effectively adjust the pH of nutrient solutions or irrigation water. GH Pro pH adjusters are highly concentrated and available in commercial sizes.

  • Non-Caustic
  • Non-Corrosive
  • Do not need to be shipped Hazmat like other adjusters
  • Alternative to harsh mineral hydroxides
  • Triple zero HMIS score
  • Does not contribute nutritional value like other adjusters
  • Concentrated Formula
General Hydroponics PRO pH Down 6 gal

General Hydroponics PRO pH Down 6 gal

Q100378

General Hydroponics® Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium hydroxide. They are safer to use as well as compared to mineral based adjusters. This is due to having a zero rating score for all safety categories on the HMIS scale as well as being non-corrosive and non-caustic. This means there are no HazMat fees to ship these products like other pH adjusters. Use Pro pH UP or Pro pH DOWN to effectively adjust the pH of nutrient solutions or irrigation water. GH Pro pH adjusters are highly concentrated and available in commercial sizes.

  • Non-Caustic
  • Non-Corrosive
  • Do not need to be shipped Hazmat like other adjusters
  • Alternative to harsh mineral hydroxides
  • Triple zero HMIS score
  • Does not contribute nutritional value like other adjusters
  • Concentrated Formula
GH pH Up 8 oz

GH pH Up 8 oz

Q100379

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.

GH pH Up Liquid Gallon

GH pH Up Liquid Gallon

Q100381

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.

GH pH Down Liquid Quart

GH pH Down Liquid Quart

Q100382

The acid formulation uses phosphoric acid to lower the pH to the proper level.

GH Flora Nectar Sugar Cane 2.5 Gallon

GH Flora Nectar Sugar Cane 2.5 Gallon

Q100290

FloraNectar® is formulated to optimize the greatest transference of sweetness and aroma into your fruits and flowers. It contains all-natural raw can sugar, molasses, malt syrup, select plant-based esters, L-amino acids, organic acids, vitamins, and essential minerals. This unique blend of ingredients helps your plants regulate enzymes that trigger specific reaction involved in maintaining optimal metabolism. This allows your plants to achieve a balance between respiration and photosynthesis in high-intensity growing environments where the rate of respiration can sometimes exceed the rate of photosynthesis.

General Hydroponics Diamond Nectar (10 L / 2.5 gal)

General Hydroponics Diamond Nectar (10 L / 2.5 gal)

Q100293

Diamond Nectar® accelerates nutrient absorption where mineral foods enter the plant. Diamond Nectar applies the chelating action of humic acids to nutrient rich hydroponic environments by grabbing immobile and molecularly heavy compounds. They are transported through and into plant tissues for faster growth and greater yields. Diamond Nectar supercharges your nutrients to optimize the health of your plants and the quality of your crops.

General Hydroponics Diamond Nectar (23 L / 6 gal)

General Hydroponics Diamond Nectar (23 L / 6 gal)

Q100294

Diamond Nectar® accelerates nutrient absorption where mineral foods enter the plant. Diamond Nectar applies the chelating action of humic acids to nutrient rich hydroponic environments by grabbing immobile and molecularly heavy compounds. They are transported through and into plant tissues for faster growth and greater yields. Diamond Nectar supercharges your nutrients to optimize the health of your plants and the quality of your crops.

GH Diamond Nectar Pro 6 Gallon

GH Diamond Nectar Pro 6 Gallon

Q100295

Diamond Nectar® accelerates nutrient absorption where mineral foods enter the plant. Diamond Nectar applies the chelating action of humic acids to nutrient rich hydroponic environments by grabbing immobile and molecularly heavy compounds. They are transported through and into plant tissues for faster growth and greater yields. Diamond Nectar supercharges your nutrients to optimize the health of your plants and the quality of your crops.

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