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MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer Bulk (2.5 Pound Kit)
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MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer Bulk (2.5 Pound Kit)
The MasterBlend Master Kit contains all 3 concentrated, dry powdered, and water-soluble components needed for the recommended recipe in the proper amounts.
MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer Bulk (2.5 Pound Kit)
Item #: 5000179

MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer Bulk (2.5 Pound Kit)

86% of respondents would recommend this to a friend

Item #: 5000179

BHD 17

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The MasterBlend Master Kit contains all 3 concentrated, dry powdered, and water-soluble components needed for the recommended recipe in the proper amounts.
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What Stands Out

Comprehensive Formula
The 4-18-38 fertilizer features a balanced nutrient composition, ensuring robust plant growth and enhanced yield for a variety of crops, setting it apart from generic fertilizers.
Bulk Convenience
Packaged in a 2.5-pound kit, this bulk option provides ample supply for multiple gardening projects, offering excellent value for gardening enthusiasts and professionals alike.
Targeted Nutrition
Formulated to address specific deficiencies, this fertilizer supports optimal growth in various soils, ensuring healthier plants and improved harvest results compared to traditional blends.

Product Details

Get the Masterblend 4-18-38 Complete Combo Kit Fertilizer Bulk 5 Pound Kit from Ubuy Bahrain. High-quality fertilizer for all your gardening needs. Shop now!
  • Complete combo kit contains MasterBlend 4-18-38, Calcium Nitrate 15.5-0-0, and Epsom Salt
  • Used by professionals worldwide for optimum plant growth
  • All components are water soluble for easy plant uptake
  • Packed in 1/1/0.5 ratio based off the MasterBlend recipe of 12g MB, 12g CN, and 6g ES
  • Available in quantities from 1lb to 75 pounds
  • Packed in clear bags by authorized MasterBlend distributor
Package Weight10 Pound

Who Should Buy?

Suitable For
  • Home Gardeners

    Perfect for home gardeners looking to achieve lush plants and vibrant flowers with balanced nutrients for optimal growth.

  • Vegetable Growers

    Ideal for vegetable gardeners wanting to enhance yield and nutrient availability during critical growth phases.

  • Flower Enthusiasts

    Great for flower enthusiasts aiming to achieve bold blooms through a balanced nutritional approach in their gardens.

Not Suitable For
  • Container Gardeners

    Not the best choice for container gardening as it may lead to nutrient burn if used improperly.

Product Description

MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer Bulk (2.5 Pound Kit)

About This Item

Introducing the MASTERBLEND 4-18-38 Complete Combo Kit - the ultimate solution for all your fertilizing needs! With this bulk 2.5-pound kit, you'll have everything you need to nourish your plants and achieve stunning results. Our MASTERBLEND 4-18-38 formula is a top-of-the-line fertilizer that is trusted by professional growers and garden enthusiasts alike. It provides the perfect balance of essential nutrients, including nitrogen, phosphorus, and potassium, ensuring optimal plant growth and vibrant blooms. This complete combo kit includes not only the MASTERBLEND 4-18-38 fertilizer but also additional components to maximize its effectiveness. You'll receive Calcium Nitrate and Epsom Salt, which are essential additives that unlock the full potential of the formula, giving your plants the micronutrients they need to thrive. Whether you're a seasoned gardener or just starting out, this kit is designed to make fertilizing a breeze.

The bulk packaging allows for easy storage and long-lasting supply, so you won't have to worry about running out anytime soon. Why choose our MASTERBLEND 4-18-38 Complete Combo Kit? It's simple - it's a time-tested, proven formula that delivers outstanding results. From vegetables and fruits to ornamental plants and flowers, this fertilizer is versatile and suitable for a wide range of applications. Don't settle for mediocre results; elevate your gardening game with the MASTERBLEND 4-18-38 Complete Combo Kit. Order now and experience the difference a high-quality fertilizer can make!.

Have any Query? Chat with us

Product Buying Guide

The MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer is the ultimate solution for those who want to achieve optimum plant growth. This kit contains three separate components - MasterBlend 4-18-38, Calcium Nitrate 15.5-0-0, and Epsom Salt (Magnesium Sulfate) - all in the correct amounts as recommended by professionals worldwide. With its 100% water-soluble formula, the nutrients are easily absorbed by plants for enhanced growth. Whether you're a professional gardener or a beginner, this kit provides everything you need in one convenient package.

Product Specifications

  • Contains MasterBlend 4-18-38, Calcium Nitrate 15.5-0-0, and Epsom Salt (Magnesium Sulfate)
  • Used by professionals worldwide for optimum plant growth
  • 100% water-soluble for easy plant uptake
  • Packed in a 1/1/0.5 ratio based on the MasterBlend recipe of 12g MB, 12g CN, and 6g ES

Key Features

  • Includes all three components required for the recommended MasterBlend fertilizer recipe
  • Saves time and effort of finding and measuring individual components
  • Available in various quantities from 1lb to 75 pounds
  • Packed by weight in clear bags by PowerGrow Systems, an authorized MasterBlend distributor

Usage Scenarios

  • Ideal for both professional gardeners and beginners
  • Suitable for all plant types and growth stages
  • Can be used in hydroponics, soil-based gardening, and container gardening

Some User Review

  • Easy to use and delivers excellent results
  • The convenience of having all the components in one kit is a game-changer
  • I've noticed a significant improvement in my plants since using this fertilizer
  • Highly recommended for anyone serious about plant nutrition

Competitors

  • The pricing of the MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer is competitive compared to buying the components separately
  • The value increases as you opt for larger quantities of the kit
  • Considering the quality and convenience, this kit offers great value for money

Buying Considerations

  • Make sure to follow the recommended mixing ratios for optimal results
  • Choose the kit size that suits your gardening needs
  • Check the authorized distributor to ensure you receive genuine products
  • If you have specific nutrient requirements for your plants, consult a gardening expert for personalized recommendations

Conclusion

The MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer is a must-have for anyone looking to nourish their plants with the right nutrients for optimum growth. With its convenient packaging, high-quality ingredients, and competitive pricing, this kit offers excellent value for money. Whether you're a seasoned gardener or just starting out, this kit provides the perfect solution to meet your plant's nutritional needs.

View Less

The MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer is the ultimate solution for those who want to achieve optimum plant growth. This kit contains three separate components - MasterBlend 4-18-38, Calcium Nitrate 15.5-0-0, and Epsom Salt (Magnesium Sulfate) - all in the correct amounts as recommended by professionals worldwide. With its 100% water-soluble formula, the nutrients are easily absorbed by plants for enhanced growth. Whether you're a professional gardener or a beginner, this kit provides everything you need in one convenient package. Continue Reading

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Fertilizer Kit

Customer Questions & Answers

  • Question: What is the composition of the MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer?

    Answer: The MASTERBLEND 4-18-38 Complete Combo Kit features a unique formulation with a nitrogen (N) ratio of 4, phosphorus (P) at 18, and potassium (K) at 38. This balance is tailored to promote healthy plant growth and yields. The higher potassium content supports root development and flowering, making it ideal for fruiting and flowering plants like tomatoes and peppers. The phosphorus encourages strong root systems, while nitrogen is vital for leaf and stem growth. Using this fertilizer effectively can significantly enhance the overall health and productivity of your garden.
  • Question: How do I use the MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer?

    Answer: To use the MASTERBLEND 4-18-38 Complete Combo Kit, dilute the recommended amount in water to create a nutrient solution. This kit typically guides on mixing three parts: the MASTERBLEND fertilizer, calcium nitrate, and Epsom salt, in the correct ratios. The solution can be applied through irrigation systems or directly to the soil. This method ensures the nutrients reach the plant roots efficiently, particularly during the growing season. It is suitable for hydroponic systems, container gardens, and traditional planting.
  • Question: Can the MASTERBLEND 4-18-38 fertilizer be used for all types of plants?

    Answer: This fertilizer is particularly designed for fruiting and flowering plants, making it a great choice for vegetables, fruits, and flowering perennials. While it can support a variety of plants, its high potassium content is especially beneficial for crops that require robust development, such as tomatoes, peppers, and cucumbers. When used according to the instructions, it can create optimal growing conditions, leading to higher yields and healthier plants. If you're cultivating ornamental plants, consider balancing this fertilizer with others specifically meant for foliage growth for best results.
  • Question: Is the MASTERBLEND 4-18-38 Complete Combo Kit suitable for indoor gardening?

    Answer: Yes, the MASTERBLEND 4-18-38 Complete Combo Kit is suitable for indoor gardening, particularly for growing fruiting and flowering plants. Hydration and nutrient management are crucial for indoor plants, and using this fertilizer helps achieve robust growth. When using it indoors, always monitor your plants for light and moisture needs. This combination can yield impressive results in hydroponic systems as well, enhancing growth even in controlled environments. Be sure to use appropriate amounts of the nutrient solution to avoid over-fertilization.
  • Question: What are the benefits of using the MASTERBLEND 4-18-38 fertilizer compared to traditional fertilizers?

    Answer: The MASTERBLEND 4-18-38 fertilizer presents several benefits over traditional fertilizers, chiefly due to its tailored NPK ratio that targets specific growth phases of plants. Unlike general-purpose fertilizers, this kit provides concentrated nutrients that directly support fruit and flower development, leading to healthier plants and higher yields. Additionally, its easily soluble formula promotes better absorption by plant roots. This targeted approach can significantly improve the efficiency of your gardening efforts whether you're cultivating on an outdoor farm or in a small indoor setup.
  • Question: Can I mix the MASTERBLEND 4-18-38 fertilizer with other fertilizers?

    Answer: It is generally advisable to use the MASTERBLEND 4-18-38 fertilizer on its own for optimal results. Mixing it with other fertilizers can lead to imbalances in nutrient levels or phytotoxicity. However, incorporating a supplemental calcium source, such as calcium nitrate, is recommended to enhance results, as this combo is designed to work synergistically. If you decide to experiment with mixtures, monitor your plants closely for signs of nutrient deficiencies or toxicity to determine the best approach for your specific gardening needs.
  • Question: What type of plants respond best to MASTERBLEND 4-18-38 fertilizer?

    Answer: The MASTERBLEND 4-18-38 fertilizer is especially effective for plants that require higher potassium for fruiting and flowering, including tomatoes, peppers, melons, and flowering ornamentals. These types of plants will show significant improvements in growth, flowering, and fruit set when fed this specially formulated fertilizer compared to standard options. Suitable for hydroponic setups, vegetable gardens, and flower beds, this fertilizer encourages healthier plants and can lead to increased harvest sizes during the growing season.
  • Question: How often should I fertilize with MASTERBLEND 4-18-38?

    Answer: The frequency of application for MASTERBLEND 4-18-38 depends on the specific plants being grown and their growth stages. Typically, applying the nutrient solution every 1-2 weeks during the active growing season is beneficial. Monitoring your plants will guide adjustments in frequency; increased nutrient demands during flowering and fruiting stages may require more frequent applications. Always check for any signs of nutrient overload, as this can lead to plant stress. Following the recommended guidelines ensures you meet your plants' nutritional needs without overdoing it.
  • Question: Where can I buy MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer Bulk 5 Pound Kit?

    Answer: You can purchase the MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer Bulk 5 Pound Kit from Ubuy in Bahrain. Ubuy offers a wide selection of gardening products, including specialized fertilizers designed to enhance your plant growth and yield. Purchasing from Ubuy ensures you receive quality items with reliable service for all your gardening needs.

MasterBlend Fertilizers & Plant Food Editorial Review

The Masterblend 4-18-38 Hydroponic Fertilizer kit is highly recommended for hydroponic gardening by various customers. It works well and is simple to use. It is effective for various plants, including lettuce, cucumbers, squash, and peppers. It is necessary to keep the three components separate when dry. For it to dissolve, the measured amount of Masterblend should be put in a gallon of water and stirred. The shelf life is long, and it can be stored in smaller resealable containers. Some customers noted that the fertilizer was missing magnesium sulfate, while others mentioned that it yielded sub-par results.

Customer Reviews & Ratings

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Pros

  • -Effective for various plants -Simple to use -Long shelf life -Can be stored in smaller resealable containers

Cons

  • -May be missing magnesium sulfate -Some customers reported sub-par results -Need to keep three components separate when dry

Platform Trust & Buyer Confidence

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4.6/5 148 reviews
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MB
Maryam
Verified buyer

“The order arrived fast and in perfect condition”

2 June 2026 · via Trustpilot
T
trusttaker
Verified buyer

“I loved it. That was my second order, and I am already thinking of placing a third order.”

16-Jul-26 · via Trustpilot
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Haitham
Verified buyer

“Trusted merchant”

11 July 2026 · via Trustpilot
MA
Mohammad
Verified buyer

“Excellent quality and very fast delivery, I really appreciate your service, when you work good I will appreciate that, I am very satisfied , thank you”

13 June 2026 · via Trustpilot
LA
Lulwa
Verified buyer

“I like the package arrived safely”

17 June 2026 · via Trustpilot
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BHD 17

Order now and get it around Saturday, September 05

QTY:

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Fastest cross-border delivery

Features & Benefits

  • Contains all three components needed for MasterBlend fertilizer recipe
  • Available in quantities from 1lb to 75 pounds
  • 100% water-soluble for easy plant uptake
  • Packed in clear bags by PowerGrow Systems
  • Used by professionals worldwide for optimum plant growth
  • Do not buy pre-mixed kits to avoid nutrient lockout

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