Bloom City
0 ratings
Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer,Gallon (128 oz)
genuine image
Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer,Gallon (128 oz)
Bloom City’s Cal-Mag is rich in the widest array of micro-nutrients on the market, ensuring healthy growth.
Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer,Gallon (128 oz)
Item #: 6535427

Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer,Gallon (128 oz)

Item #: 6535427

WST 155

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Wednesday, August 05
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Bloom City’s Cal-Mag is rich in the widest array of micro-nutrients on the market, ensuring healthy growth.
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Ultra Pure Formula
Bloom City’s ultra pure Cal-Mag formula ensures optimal nutrient absorption, promoting robust plant growth and healthier yields compared to competing fertilizers.
Professional Grade Quality
Designed for serious growers, this professional-grade fertilizer delivers exceptional performance for various plants, addressing deficiencies effectively and enhancing overall plant vitality.
Easy Application
Convenient 1/2 pint size allows for precise measurement and simple application, making it user-friendly for both novice gardeners and seasoned horticulturists seeking efficient nutrient management.

Product Details

Bloom City's Cal-Mag fertilizer promotes optimal growth and prevents deficiencies. Fully compatible with all nutrient systems. Made in the Samoa with the highest quality ingredients. Shop at Ubuy Samoa
  • Contains micronutrients: Iron, Zinc, Boron, Copper, Manganese, Molybdenum, Sulfur
  • Bioactivated formula with Calcium, Magnesium, and Fulvic acid for optimal nutrient uptake
  • Prevents common growth deficiencies and promotes strong stalk and leaf health
  • Compatible with any nutrient system and increases mineral bio-availability
  • No harmful EDTA, uses organic chelates instead for healthier gardens and planet
  • Crafted with high-quality ingredient sources and manufacturing methods
Package Weight8 Pound

Who Should Buy?

Suitable For
  • Indoor Gardeners

    Ideal for indoor gardening, ensuring plants receive essential calcium and magnesium for healthier growth.

  • Vegetable Cultivators

    Perfect for vegetable growing, providing necessary nutrients to enhance yield and prevent deficiencies.

  • Hydroponic Users

    Especially beneficial for hydroponic setups, where nutrient balance is critical for plant health and productivity.

Not Suitable For
  • Soil-Only Growers

    Not suitable for growers who rely solely on soil amendments as it targets hydroponic and controlled environments.

Product Description

Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer,Gallon (128 oz)

About This Item

Introducing Bloom City's Cal Mag Plant Supplement with Micronutrients - the ultimate concentrated calcium fertilizer for all your gardening and hydroponic needs. Size: 2.5 Gallon (320 oz) Are you tired of dealing with common growth deficiencies in your plants? Look no further than Bloom City's Cal-Mag formulation. Packed with calcium, magnesium, and a wide array of essential micro-nutrients, this plant supplement is designed to improve stalk and leaf growth while preventing deficiencies.

What sets Bloom City apart from other brands on the market is our commitment to quality. We use 100% organic fulvic acid to naturally chelate minerals, resulting in compounds that plants can easily absorb and benefit from. Unlike other products that are filled with diluted industrial-grade chemicals, we source only the highest grade minerals and plant nutrients to ensure healthy growth.

But that's not all - Bloom City Cal-Mag is rich in the widest array of micro-nutrients available, including magnesium, boron, copper, iron, manganese, and zinc. Our unique formulation is fully and organically chelated, ensuring superior uptake and bioavailability. Not only is our Cal Mag Plant Supplement effective, but it is also incredibly versatile.

It is fully compatible with all growth mediums, making it suitable for use in soil, coco coir, and hydroponic systems. Plus, it can even be applied as a foliar spray for rapid uptake. We understand that as a conscientious grower, you deserve the best products for your plants.

That's why all of our Bloom City nutrient systems are designed with the craft grower in mind. Easy to use and producing amazing results, our products are your ticket to a lush green canopy. As part of our commitment to quality, all Bloom City products are made in America from the highest quality sources.

Our small team of passionate plant scientists carefully formulate and manufacture our products to ensure they are better for plants, better for you, and better for the planet. Choose Bloom City for optimal nutrient uptake, prevention of common growth deficiencies, compatibility with any nutrient system, the highest quality ingredients, and the best value for your money. Give your plants the care they deserve with Bloom City's Cal Mag Plant Supplement with Micronutrients.

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer?

    Answer: Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer is a high-quality liquid fertilizer that provides essential calcium and magnesium nutrients to plants. These nutrients play a vital role in promoting healthy plant growth, enhancing photosynthesis, and preventing nutrient deficiencies. This fertilizer is particularly beneficial for flowering and fruiting plants, as it supports strong cell development and improves yield. Home gardeners and professional growers alike use this product to optimize plant health and productivity.
  • Question: How should I use Bloom City Cal-Mag Fertilizer?

    Answer: To use Bloom City Cal-Mag Fertilizer effectively, dilute one to two ounces of the concentrate in one gallon of water, and apply it to the soil or as a foliar spray. This versatile application allows for direct nutrient uptake by the roots and leaves. It's ideal for use during the vegetative and flowering stages of plant growth, ensuring that your plants receive the essential nutrients they need to thrive and produce robust yields.
  • Question: Is Bloom City Cal-Mag suitable for all types of plants?

    Answer: Yes, Bloom City Cal-Mag Growing Fertilizer is suitable for a wide variety of plants, including vegetables, fruits, flowers, and herbs. Its nutrient-rich formula provides the necessary calcium and magnesium that many plants require for healthy growth. This makes it an excellent choice for both indoor and outdoor gardening enthusiasts who wish to support diverse plant species and achieve a vibrant garden.
  • Question: What are the benefits of using Cal-Mag fertilizer?

    Answer: Using Cal-Mag fertilizer, like Bloom City’s formulation, offers several benefits for plants. Calcium strengthens cell walls, enhancing structural integrity and disease resistance, while magnesium is crucial for chlorophyll production, which supports photosynthesis. Together, these nutrients promote healthy root development, contribute to overall plant vigor, and help prevent common deficiencies that can lead to issues such as blossom end rot in tomatoes or poor fruit quality.
  • Question: Can I use Bloom City Cal-Mag with other fertilizers?

    Answer: Absolutely! Bloom City Cal-Mag can be used in conjunction with other fertilizers to create a balanced nutrient regimen. When combining fertilizers, it’s essential to follow the recommended application instructions for each product to avoid over-fertilizing. Utilizing a comprehensive approach ensures that your plants receive a well-rounded supply of nutrients tailored to their specific growth stages and needs.
  • Question: How often should I apply Bloom City Cal-Mag Fertilizer?

    Answer: For optimal results, it is typically recommended to apply Bloom City Cal-Mag Fertilizer every 1 to 2 weeks during the growing season. Monitoring your plants for signs of nutrient deficiencies will help determine the frequency of application. Adjusting the schedule based on the specific needs of your plants allows for a more tailored approach, ensuring that they receive the proper balance of nutrients for robust health and growth.
  • Question: Is Bloom City Cal-Mag safe for organic gardening?

    Answer: Yes, Bloom City Cal-Mag Growing Fertilizer is formulated to be safe for organic gardening. It contains high-purity ingredients that align with organic gardening principles. Using this product allows gardeners to support plant nutrition without compromising organic methods. It’s ideal for those who aim to grow healthy plants while adhering to organic standards, making it suitable for vegetable gardens, flower beds, and potted plants.
  • Question: What size plants benefit most from Cal-Mag fertilizer?

    Answer: Bloom City Cal-Mag Fertilizer is beneficial for plants of all sizes, but it is particularly advantageous for young, developing plants and those transitioning into the flowering stage. Smaller plants often face nutrient stress and benefit significantly from the added calcium and magnesium. As they grow larger and demand more nutrients for fruit or flower production, this fertilizer ensures they remain healthy and productive throughout their growth cycle.
  • Question: What are common symptoms of calcium or magnesium deficiency in plants?

    Answer: Common symptoms of calcium deficiency include blossom end rot in tomatoes and tip burn in lettuce, while magnesium deficiency often manifests as interveinal chlorosis, particularly in older leaves. Recognizing these symptoms is essential for timely intervention. If you observe such signs in your plants, using Bloom City Cal-Mag Fertilizer can quickly restore nutrient balance, promoting vigorous growth and improved overall health.
  • Question: Where can I buy Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer in Samoa?

    Answer: You can purchase Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer at Ubuy, which offers a reliable shopping experience for customers in Samoa. Ubuy provides access to this high-quality fertilizer along with various other gardening products, ensuring that you have everything you need for a successful gardening endeavor.

Bloom City Fertilizers & Plant Food Editorial Review

No editorial reviews found

Customer Reviews & Ratings

4.0
1 customers ratings
  • 5 Star
    0%
  • 4 Star
    100%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9200 + reviews
Read reviews
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

WST 155

Order now and get it around Wednesday, August 05

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.