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- Flourish Phosphorus Plant Supplement 500ml
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Item #:
83719597
Flourish Phosphorus Plant Supplement 500ml
Item #:
83719597
€ 25
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Flourish Phosphorus takes the guess work out phosphate dosing, enhancing plant growth without boosting algae.
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What Stands Out
Enhanced Growth
Flourish Phosphorus promotes robust root development and flowering in plants, ensuring they receive essential nutrients for optimal growth and vitality.
User-Friendly
This liquid formulation is easy to apply, making it accessible for both novice and experienced gardeners looking to improve their plant health effortlessly.
High Purity
With superior-quality ingredients, Flourish Phosphorus guarantees maximum availability and absorption by plants, setting it apart from competing phosphorus supplements.
Product Details
| Brand Name | Seachem |
| Manufacturer | Seachem |
| UPC | 000116019309 |
| Manufacturer Part Number | 5095 |
| Unit Count | 16.91 Fluid Ounces |
| Liquid Volume | 500 Milliliters |
| Item Weight | 0.65 Kilograms |
| Item Form | Liquid |
| Target Species | Shrimp |
| Product Dimensions | 6.3 x 6.3 x 6.3 inches (16 x 16 x 16 cm); 1.43 Pounds (650 grams) |
| Brand | Seachem |
Who Should Buy?
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Aquarium Plant Lovers
Ideal for hobbyists focused on promoting healthy aquatic plant growth in freshwater or saltwater tanks.
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Garden Enthusiasts
Beneficial for gardeners seeking to enhance phosphorus levels for flowering plants and fruits in their gardens.
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Hydroponic Growers
Perfect for hydroponic systems requiring precise nutrient balance to support plant health and fruit development.
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Fish-Only Aquariums
Not suitable for aquariums focused solely on fish, as excess phosphorus can harm aquatic life.
Product Description
Flourish Phosphorus Plant Supplement 500ml
Dietary Supplement Disclaimer
Statements regarding dietary supplements have not been evaluated by the Food and Drug Administration and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
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Customer Questions & Answers
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Question:
What is Flourish Phosphorus used for?
Answer: Flourish Phosphorus is a specialized liquid supplement designed to boost phosphorus levels in aquatic environments, essential for plant growth. Phosphorus plays a crucial role in energy transfer, photosynthesis, and nutrient transfer in plants. It's particularly beneficial for aquarists aiming to enhance lush foliage and vibrant aquatic plant life in their aquariums. For instance, adding this product can help plants like Java Fern and Anubias thrive by providing them with the necessary nutrients to flourish. -
Question:
How often should I use Flourish Phosphorus?
Answer: The frequency of application for Flourish Phosphorus largely depends on the nutrient needs of your plants and the specific setup of your aquarium. Generally, it is recommended to start with weekly doses after testing water parameters. Observe your plants' growth and adjust the dosage based on their response. For example, if your plants display signs of nutrient deficiency, an increase in application could help revitalize their growth. Always follow the recommended guidelines on the label for best results. -
Question:
Is Flourish Phosphorus safe for all types of aquatic plants?
Answer: Yes, Flourish Phosphorus is formulated to be safe for a variety of aquatic plants, including delicate species. This product is specifically designed to provide necessary phosphorus without introducing harmful elements. However, it's important to monitor the nutrient levels in your aquarium, as excessive phosphorus can lead to algae blooms. Using Flourish Phosphorus in moderation and alongside other Flourish products can help create a balanced nutrient environment that promotes healthy plant growth. -
Question:
Can I overdose on Flourish Phosphorus?
Answer: While Flourish Phosphorus is designed to be safe when used as directed, overdosing can lead to nutrient imbalances and potential algal blooms. Symptoms of overdose may include excessive algae growth or plant stress. To prevent this, always measure doses accurately and maintain regular water testing to monitor phosphorus levels. If you notice any adverse effects, consider reducing the dosage incrementally or increasing water changes to restore balance in the tank. -
Question:
Does Flourish Phosphorus affect fish in my aquarium?
Answer: Flourish Phosphorus is formulated to be safe for both aquatic plants and fish when used as recommended. It provides essential nutrients that support plant health while maintaining a suitable environment for your fish. However, keep an eye on your water parameters and the health of your fish, as any changes in water quality can affect aquatic life. Notably, fish like Tetras and Guppies thrive in well-managed aquatic environments enriched with balanced nutrients. -
Question:
What is the recommended dosage of Flourish Phosphorus?
Answer: The recommended dosage of Flourish Phosphorus usually starts at 1 capful (approximately 5 mL) per 50 liters of aquarium water. For more specific dosing, refer to the product label or consult with an aquarium expert. Initially, dose lower and gradually adjust based on the nutrient needs of your plants. This controlled approach helps prevent nutrient overload while ensuring plants receive the phosphorus required for optimal growth. -
Question:
Can I mix Flourish Phosphorus with other fertilizers?
Answer: Yes, Flourish Phosphorus can be mixed with other fertilizers from the Flourish range, as they are designed to work in harmony to optimize nutrient delivery. Combining different formulations encourages a comprehensive nutrient profile for your plants. For example, pairing it with Flourish Trace will ensure your plants receive essential trace minerals alongside the phosphorus. Just be sure to track overall nutrient levels to prevent imbalance. -
Question:
Is Flourish Phosphorus suitable for both freshwater and saltwater aquariums?
Answer: Flourish Phosphorus is primarily developed for freshwater aquariums, as phosphorus is less commonly used in saltwater applications. Using it in saltwater setups can lead to nutrient overload without significant benefits. If you are maintaining a planted saltwater environment, consider products specifically formulated for marine plants. For freshwater setups filled with aquatic flora, Flourish Phosphorus is an excellent addition to your nutrient regimen. -
Question:
What type of packaging does Flourish Phosphorus come in?
Answer: Flourish Phosphorus comes in a convenient 100 mL (3.4 fl. oz) bottle, allowing for precise dosing and ease of use. The packaging is designed to protect the liquid from light and contamination, ensuring that the product remains effective over time. The bottle features a user-friendly cap, making it easy to dispense controlled amounts of the liquid directly into your aquarium or mixing containers. Regularly check the bottle for clarity to ensure its content remains of high quality. -
Question:
Where can I buy Flourish Phosphorus, 100 mL / 3.4 fl. oz?
Answer: You can buy Flourish Phosphorus, 100 mL / 3.4 fl. oz at Ubuy in Ireland. Ubuy offers a reliable platform for purchasing various aquarium supplies, including this effective nutrient solution tailored for aquatic plants. Shopping on Ubuy guarantees you access to authentic products and convenient delivery options, making it a suitable choice for all your aquarium needs.
Seachem Fertilizers & Plant Food Editorial Review
In this editorial review of the Flourish Phosphorus product, it's clear that while some customers appreciate its specific formulation for aquariums, especially those with live plants, there are notable shortcomings in terms of value. Users express satisfaction with its effectiveness, particularly in promoting plant growth, and commend its safety for shrimp and other aquatic life. However, the high price point relative to the volume provided has left some customers feeling disappointed and underwhelmed, especially when they compare it to larger bottles available at similar prices. The sentiment surrounding the product is mixed; it's recognized as a viable phosphorus source that meets certain expectations, but buyers often feel that they are not getting their money's worth, which detracts from the overall experience with the product. **
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Pros
- Effective for promoting plant growth in aquariums.
- Safe for shrimp and other aquatic life.
- Specific formulation for phosphorus needs in aquariums.
Cons
- High price point relative to the volume of the product.
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
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23 July 2026 · via Trustpilot
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€ 25
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Features & Benefits
- Essential macro nutrient for healthy plant growth.
- Eliminates the risk of overdosing nitrates.
- Can be paired with Flourish Nitrogen and Potassium for tailored dosing.
- Enhances and accelerates aquatic plant growth.
- Targets ideal nutrient levels for your aquarium system.
- Safe and effective solution with a phosphate concentration of 4500 mg/L.
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