MEGA PK Flower Booster: High-Strength PK Nutrition for Powerful Bloom Development
When plants move into the flowering stage, their nutritional priorities change. At this point, growers need more than a standard base nutrient. Plants require stronger support from phosphorus and potassium to maintain healthy flower formation, productive bloom sites and overall crop development.
That is where MEGA PK comes in.
Available from TG Hydroponics, MEGA PK is a concentrated flowering booster from Plant Mechanics formulated with 13% phosphorus, 14% potassium and specialised biostimulants.
Designed for use during the mid-flowering stage, MEGA PK helps provide targeted bloom nutrition when plants need it most.
What Is MEGA PK?
MEGA PK is a high-strength phosphorus and potassium supplement designed specifically for flowering plants.
Its formulation combines:
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Multiple forms of phosphorus
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Multiple forms of potassium
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Refined carboxylic acids
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Specialised biostimulants
Together, these components are designed to support efficient nutrient uptake and rapid plant response during bloom.
Rather than replacing your base nutrient, MEGA PK works as a dedicated flowering booster that can be added to an established nutrient program.
Why Do Plants Need More PK During Flowering?
PK refers to two essential macronutrients:
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P = Phosphorus
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K = Potassium
Both become particularly important during flowering.
Phosphorus Supports Reproductive Growth
Phosphorus plays an important role in:
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Energy transfer
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Root activity
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Flower formation
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Reproductive development
As plants begin producing flowers, their demand for phosphorus can increase.
Potassium Supports Overall Plant Performance
Potassium contributes to:
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Water regulation
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Enzyme activation
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Nutrient transport
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Plant strength
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Flower and fruit development
Providing these nutrients at the right time helps growers support the plant through one of the most demanding stages of its lifecycle.
What Makes MEGA PK Different?
MEGA PK is not simply a basic phosphorus and potassium additive.
Its formulation also includes biostimulants and refined carboxylic acids, designed to support faster nutrient availability and plant response.
This creates a more targeted flowering supplement for growers who want additional support during the critical mid-bloom stage.
Key Benefits of MEGA PK
Supports Aggressive Flower Development
MEGA PK is formulated to help plants maintain strong floral growth during the flowering phase.
By supplying concentrated phosphorus and potassium, it supports the nutritional demands associated with active bloom development.
Supports More Productive Flower Sites
A well-managed nutrient program can help plants maintain stronger flowering performance across multiple bloom sites.
MEGA PK provides targeted nutritional support to help plants progress through this productive stage.
Helps Support Flower Weight
The concentrated PK formula is designed to support plants as they develop mature flowers.
With proper environmental conditions and balanced nutrition, this can contribute to stronger overall crop performance.
Rapid Plant Response
The combination of phosphorus, potassium and biostimulants is designed to help nutrients become available efficiently.
This makes MEGA PK particularly suitable during the mid-flowering window when plants are rapidly developing flowers.
Suitable for Multiple Growing Systems
MEGA PK is compatible with:
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Hydroponics
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Coco
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Soil
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Soilless substrates
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Mineral fertigation programs
This makes it a versatile flowering additive for different styles of growing.
Guaranteed Analysis
MEGA PK contains:
Total Phosphorus: 13%
Total Potassium: 14%
This concentrated PK profile is intended to provide targeted bloom support rather than serving as a complete standalone nutrient.
When Should You Use MEGA PK?
MEGA PK is recommended for use during:
Weeks 4–7 of flowering
This period generally corresponds with strong flower development, making it an ideal time to provide additional phosphorus and potassium.
Growers should always consider:
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Plant variety
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Overall feeding schedule
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EC
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Water quality
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Environmental conditions
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Existing nutrient strength
MEGA PK should be incorporated carefully into an established feeding program rather than added without monitoring plant response.
How to Use MEGA PK
Recommended Dose
Use:
1 mL of MEGA PK per 1 litre of water
Application Period
Use from:
Week 4 to Week 7 of flowering
Mixing Directions
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Fill your reservoir or watering can with water.
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Add MEGA PK at the recommended dosage.
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Mix thoroughly.
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Add other nutrients or supplements according to your feeding program.
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Measure the final EC.
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Check and adjust pH if required.
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Apply to your plants.
Because MEGA PK is concentrated, accurate measuring is important.
MEGA PK in Hydroponic Systems
Hydroponic growers rely on precise nutrient management.
Because plants receive their nutrients directly through the water solution, changes in concentration can affect plant response quickly.
When adding MEGA PK to a hydroponic reservoir, growers should monitor:
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EC
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pH
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Reservoir temperature
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Water quality
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Plant response
MEGA PK can be integrated into many hydroponic feeding schedules as a mid-bloom PK supplement.
Using MEGA PK in Coco
Coco growers can also use MEGA PK as part of a mineral nutrient program.
Coco allows strong control over nutrient delivery, but regular monitoring remains important.
Growers should pay close attention to:
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EC
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Runoff
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Feed strength
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Irrigation frequency
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Calcium and magnesium balance
MEGA PK can then be added during the recommended flowering weeks according to the feeding strategy being used.
Using MEGA PK in Soil
MEGA PK can also be used with soil-grown flowering plants.
Because soil can retain nutrients differently from hydroponic systems, growers should avoid excessive feeding.
Use the recommended dosage and monitor plants carefully for signs of overfeeding or nutrient imbalance.
MEGA PK vs Base Nutrients
One of the most important things to understand is that MEGA PK is not a replacement for your base nutrient.
A complete base nutrient typically provides:
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Nitrogen
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Phosphorus
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Potassium
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Calcium
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Magnesium
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Trace elements
MEGA PK has a different purpose.
It provides concentrated additional phosphorus and potassium specifically during flowering.
Think of it as a targeted bloom-stage supplement added on top of a balanced feeding program.
Why Timing Matters
More nutrients do not automatically produce better results.
Using strong PK supplements too early, too late or at excessive concentrations can create nutrient imbalance.
That is why MEGA PK is recommended specifically during Weeks 4–7 of flowering.
At this stage, plants are actively developing flowers and can benefit from additional targeted PK support.
Correct timing helps growers provide nutrients when plant demand is highest.
How to Get Better Results with MEGA PK
MEGA PK works best when the rest of the growing environment is properly managed.
Pay attention to the following factors.
Maintain Correct pH
Nutrients must remain available to plant roots.
Incorrect pH can reduce nutrient availability even when the nutrient solution contains sufficient minerals.
Monitor EC
Adding a concentrated PK booster increases the mineral concentration of the feed.
Check EC after all nutrients and additives have been mixed.
Maintain Good Root Health
Healthy roots are essential for nutrient uptake.
Good oxygenation, correct water temperature and clean growing systems can support root performance.
Manage Light Levels
Plants need adequate light energy to make use of increased nutrient availability.
Good nutrition cannot compensate for insufficient lighting.
Control Temperature and Humidity
Environmental conditions strongly influence water uptake, nutrient demand and flowering performance.
Managing these variables alongside your nutrient program will generally produce more consistent results.
Who Should Use MEGA PK?
MEGA PK may be suitable for growers who:
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Grow flowering crops
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Use hydroponic systems
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Grow in coco
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Grow in soil
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Already use a balanced base nutrient
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Want additional PK support during mid-bloom
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Regularly monitor EC and pH
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Want a concentrated flowering supplement
It is especially useful for growers who want a targeted product rather than changing their entire base nutrient program during flowering.
Frequently Asked Questions About MEGA PK
What is MEGA PK used for?
MEGA PK is a concentrated phosphorus and potassium flowering booster designed to support plants during the mid-bloom stage.
What nutrients are in MEGA PK?
MEGA PK contains:
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13% phosphorus
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14% potassium
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Specialised biostimulants
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Refined carboxylic acids
How much MEGA PK should I use?
The recommended regular dose is:
1 mL per litre of water
When should I use MEGA PK?
Use MEGA PK during Weeks 4–7 of flowering.
Can I use MEGA PK in hydroponics?
Yes. MEGA PK is suitable for hydroponic systems.
Can I use MEGA PK in coco?
Yes. It can be incorporated into mineral feeding programs for coco.
Can I use MEGA PK in soil?
Yes. MEGA PK is suitable for soil applications when used according to the recommended dosage.
Is MEGA PK a complete nutrient?
No.
MEGA PK is a flowering supplement and should generally be used alongside an appropriate base nutrient.
What does PK mean?
PK stands for phosphorus and potassium, two essential nutrients that play important roles during flowering and reproductive growth.
Build a Stronger Flowering Program with TG Hydroponics
Flowering performance depends on much more than simply adding a bloom booster.
Successful growers manage the entire environment, including:
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Base nutrients
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PK supplements
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pH
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EC
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Lighting
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Temperature
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Humidity
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Irrigation
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Root health
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Air circulation
MEGA PK can become an effective part of this larger strategy by providing targeted phosphorus and potassium during the most important part of the flowering cycle.
At TG Hydroponics, you can find MEGA PK alongside a wide range of nutrients, additives, pH and EC management products, hydroponic equipment and growing accessories.
Give Your Plants Targeted PK Support During Bloom
When flowering plants reach the middle of the bloom cycle, nutritional demand can increase significantly.
MEGA PK provides concentrated 13% phosphorus and 14% potassium, enhanced with biostimulants and refined carboxylic acids to support rapid plant response and strong flower development.
Suitable for soil, coco and hydroponics, it offers growers an easy way to add targeted PK support without replacing their existing nutrient program.
Use 1 mL/L during Weeks 4–7 of flowering and monitor your plants, pH and EC carefully for best results.
Shop MEGA PK at TG Hydroponics and give your flowering plants targeted nutritional support when it matters most.
Visit tghydroponics.com.au to explore MEGA PK and other hydroponic nutrients, bloom boosters and growing essentials.
