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Product benefits

  • Bigger Yields
  • Denser Flowers
  • Bulkier Blooms
  • Fast PK Uptake
  • Bloom Support
  • Consistent Results
  • Multi-System Use
  • Easy Liquid Formula

This product may offer additional benefits beyond those listed.

Frequently purchased together

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Advanced Nutrients Big Bud - 23 litres

Flowering Stage Indoor Outdoor Regular Watering Watering Systems Coco Coir Safe Hydroponics Soil Soilless

OTHER AVAILABLE SIZES / MODELS:

1 litre 4 litres 10 litres 23 litres 250 ml 500 ml
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Product benefits

  • Bigger Yields
  • Denser Flowers
  • Bulkier Blooms
  • Fast PK Uptake
  • Bloom Support
  • Consistent Results
  • Multi-System Use
  • Easy Liquid Formula

This product may offer additional benefits beyond those listed.

Description
Advanced Nutrients Big Bud® is a liquid fertilizer bloom booster for the mid bloom phase, designed to support robust flowers with an optimal PK ratio.

Built around precise ratios of phosphorus and potassium, Big Bud® focuses seeable flowering performance without clutter. Advanced Nutrients positions it as a legacy bloom booster that supports bloom phase growth and photosynthesis, helping flowering plants stay on track through the most demanding part of the cycle. It’s also presented as a reliable liquid fertilizer made with high-quality raw materials, with quality control standards aimed at a longer shelf life.

Big Bud® is described as delivering highly absorbable forms of potassium and phosphorus to strengthen and bulk floral structures. The goal is simple: support heavier, denser flower development and encourage consistent flowering results during the bloom cycle. For shoppers who want a straightforward flowering booster, this bloom booster fertilizer keeps the emphasis on PK-driven flowering support rather than extra complexity.

The facts layer is compact: Big Bud® is rated 0-1-3, giving a phosphorus-and-potassium-forward profile for the flowering window. The formula is derived from monopotassium phosphate and potassium sulfate, along with whey protein hydrolysate, combining mineral inputs with a protein hydrolysate component in one bloom-focused product.

On the setup side, Big Bud® is listed for blooming stage indoor / outdoor gardens and is marked for hydroponics, regular watering, and watering systems. It’s also noted as coco coir safe. Advanced Nutrients further describes it as designed for diverse hydroponic growing media and continuous liquid-feed growing systems such as aeroponics, drip irrigation and emitters, nft, flood and drain, and deep water culture.

This is a good fit for growers who want a liquid fertilizer bloom booster that supports flowering structure, bloom phase performance, and PK-forward nutrition in mid bloom phase across hydroponics or other watering-system setups.

Product benefits: Flowering Stage; Indoor; Outdoor; Regular Watering; Watering Systems; Coco Coir Safe; Hydroponics; Soil; Soilless; Bigger Yields; Denser Flowers; Bulkier Blooms; Fast PK Uptake; Bloom Support; Consistent Results; Multi-System Use; Easy Liquid Formula.

Guaranteed analysis: Available Phosphate (P2O5): 1.0%; Soluble Potash (K2O): 3.0%; Amino Acids: 0.5%; Ascorbic Acid: 0.01%; Citric Acid: 0.01%.

Derived from: Monopotassium Phosphate; Potassium Sulfate; Whey Protein Hydrolysate.

How To Use

How to Use Advanced Nutrients Big Bud - 23 litres

Step-by-step mixing and feeding instructions for Advanced Nutrients Big Bud - 23 litres.

Mixing & preparation

Fill your reservoir or watering container with clean, room-temperature water first. Shake the bottle of Advanced Nutrients Big Bud - 23 litres well before every use. Using the feeding schedule below, measure the recommended dose and add it directly to the water while stirring. Allow the solution to mix fully before adding any other fertilizers, additives, or supplements.

Always add nutrients to water — not the other way around. Mix thoroughly between products to ensure an even, stable nutrient solution.

Week-by-week feeding schedule

Vegetative stage — Big Bud

  • Week 1: do not use this product during this week of vegetative growth.
  • Week 2: do not use this product during this week of vegetative growth.
  • Week 3: do not use this product during this week of vegetative growth.
  • Week 4: do not use this product during this week of vegetative growth.

Flowering stage — Big Bud

  • Week 1: do not use this product during this week of flowering.
  • Week 2: mix 2.0 ml per litre of water or nutrient solution.
  • Week 3: mix 2.0 ml per litre of water or nutrient solution.
  • Week 4: mix 2.0 ml per litre of water or nutrient solution.
  • Week 5: mix 2.0 ml per litre of water or nutrient solution.
  • Week 6: do not use this product during this week of flowering.
  • Week 7: do not use this product during this week of flowering.
  • Week 8: do not use this product during this week of flowering.

Tips for best results

  • Maintain pH and EC/ppm within the range recommended for your growing medium and crop.
  • Use fresh nutrient solution whenever possible and avoid leaving mixed solution stagnant for long periods.
  • Store nutrients in a cool, dark place away from direct sunlight and extreme temperatures.
  • Keep bottles tightly sealed when not in use to reduce air exposure and preserve product quality.
  • Use clean measuring tools and regularly rinse or clean your reservoir, lines, and irrigation equipment.

Common mistakes to avoid

  • Do not mix different nutrients or additives together in concentrated form before adding them to water.
  • Do not exceed the recommended dosage unless you are following a tested, crop-specific feeding plan.
  • Do not skip pH or EC/ppm checks when growing in hydroponic or soilless systems.
  • Do not allow the nutrient solution to freeze or overheat, as this can damage the formulation.
  • Do not ignore the directions on the product label for your specific crop, growth stage, and system type.

Warnings & Safety

Warning – Important Safety Information

This product may cause mild skin irritation and eye irritation. Avoid unnecessary contact with skin, eyes, and clothing. Use only as directed.

General safety precautions

Read and follow all instructions on the product label and any accompanying documentation before use. Keep out of reach of children and pets. Do not ingest. Avoid breathing vapours, mist, or dust that may be generated during handling or use.

Wear appropriate personal protective equipment (PPE), such as protective gloves, long sleeves, long pants and closed-toe footwear. When there is a risk of splashing or airborne particles, use safety glasses or other suitable eye and face protection.

First aid – skin contact

IF ON SKIN OR HAIR: Remove contaminated clothing immediately. Rinse skin with clean water for several minutes, then wash with mild soap and water. If irritation or redness develops and persists, seek medical attention. Wash contaminated clothing before reuse.

First aid – eye contact

IF IN EYES: Rinse cautiously with clean water for several minutes, keeping eyelids open. Remove contact lenses if present and easy to do. Continue rinsing. If irritation persists, obtain medical advice.

First aid – ingestion and inhalation

IF SWALLOWED: Rinse mouth thoroughly with water. Do not induce vomiting unless instructed by a medical professional. Seek medical attention if you feel unwell.

IF INHALED: Move the person to fresh air and keep them comfortable for breathing. If coughing, breathing difficulty, dizziness or other symptoms occur, seek medical assistance.

Storage and handling

Store this product in its original closed container, in a cool, dry and well-ventilated area. Protect from extreme temperatures and direct sunlight. Keep container tightly sealed when not in use.

Avoid release to drains, natural waterways or outdoor soil. Dispose of unused product and empty containers in accordance with local regulations and the directions on the label.

Important: If medical advice is needed, keep the product label or container available. Always follow the specific instructions and safety recommendations provided by the manufacturer. This safety notice is intended as general guidance and does not replace official label directions or documentation.

Guaranteed Minimum Analysis
Available Phosphate (P2O5) 1.0%
Soluble Potash (K2O) 3.0%
Amino Acids 0.5%
Ascorbic Acid 0.01%
Citric Acid 0.01%

Derived From
Monopotassium Phosphate
Potassium Sulfate
Whey Protein Hydrolysate

Frequently Asked Questions
What do amino acids do for plants?

Amino acids help plants grow by supporting protein formation, nutrient absorption, root development, stress recovery, and overall metabolic function, making them essential for strong and resilient plant growth.

Read the full guide

What does ascorbic acid do for plant growth?

Ascorbic acid helps plants manage oxidative stress, supports healthy photosynthesis, improves nutrient processing, and strengthens new tissue development, making plants more resilient and stable during growth.

Read the full guide

What does available phosphate (P₂O₅) do for plant growth?

Available Phosphate (P₂O₅) supports root development, energy transfer, and early structural growth by providing a form of phosphorus that plants can absorb and use quickly.

Read the full guide

Why is citric acid important for plant growth?

Citric acid helps improve nutrient availability by gently lowering pH and binding certain minerals so they stay more usable for roots, which can reduce common lockout symptoms like pale new growth. It’s unique because it influences nutrient behavior beyond pH alone, making it especially helpful when nutrients are present but not being absorbed efficiently.

Read the full guide

Why is soluble potash (K2O) important for plants?

Soluble potash (K2O) is important because it helps plants control water use, move sugars to new growth and fruit, and build stronger, higher-quality structure under stress. It’s unique from many other nutrients because it acts more like a regulator and transport helper than a direct “building material,” so the biggest benefits show up as steadier growth, stronger stems, and better finishing instead of just bigger leaves.

Read the full guide

What does monopotassium phosphate do for flowering plants?

Monopotassium phosphate provides fast phosphorus and potassium that support energy use, nutrient flow, and bloom development without adding nitrogen, so it helps flowering progress cleanly without pushing extra leafy growth. It’s unique because it delivers a focused PK boost in a highly soluble form, which can correct stage-related demand quickly, but it must be used carefully to avoid potassium-heavy imbalances that can block calcium and magnesium uptake.

Read the full guide

Is potassium sulfate better than other potassium sources for sensitive plants?

Potassium sulfate is often preferred because it supplies potassium without added chloride and also provides sulfur, which supports protein-building and efficient nutrient use, making it a cleaner, balanced option when plants are sensitive to chloride or when you want potassium without pushing extra nitrogen or phosphorus.

Read the full guide

What does whey protein hydrolysate do for plants?

Whey protein hydrolysate supplies small peptides and amino acids that can support root-zone biology and make nutrient uptake more efficient, helping plants grow steadily and recover faster from stress. It’s unique because it works as both gentle organic nitrogen and a fast-available peptide signal, so it can improve performance without relying on heavy salt strength when used correctly.

Read the full guide

Safety & Technical Documents

Frequently purchased together

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Tableau des apports nutritionnels

Vegetative — Big Bud

Flowering — Big Bud

Comparaison de produits