Top 9 Master Blend Hydroponic Fertilizer 4-18-38 – Garden Fertilizers

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1. MasterBlend


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

MasterBlend #ad - Masterblend 4-18-38 master Kit 3 Separate Components in correct amounts. Packed by weight in a 1/1/05 ratio based off the masterblend recipe of 12g MB, CN, 12g, and 6g ES. Used by professionals worldwide for optimum plant growth. 100% water soluble for easy plant uptake. Contains masterblend 4-18-38, calcium Nitrate 15. 5-0-0, and epsom Salt Magnesium Sulfate.
BrandMasterBlend #ad
ManufacturerMasterBlend #ad

2. MasterBlend


5 or 25 Pounds 5 Pounds, MasterBlend 4-18-38 Tomato & Vegetable Fertilizer, Bulk 1

MasterBlend #ad - Masterblend world renowned hydroponic vegetable Fertilizer for Peppers and Tomatoes! Super concentrated and easy to use! Masterblend is 100% water soluble, and contains all the trace minerals needed! Masterblend 4-18-38 Fertilizer in Bulk. Choose 1, 5, or 25 Pound Quantities.
BrandMasterBlend #ad
ManufacturerMasterBlend #ad
Part NumberMASTERBLEND 4-18-38 (5 POUNDS)

3. PowerGrow Systems


Calcium Nitrate 15.5-0-0 Fertilizer Bulk Pricing 5 POUNDS

PowerGrow Systems #ad - Calcium nitrate is fully water soluble - easy uptake by your plants! High nitrogen level promotes lush green vegetative growth. Calcium increases plant resilience and prevents calcium deficiencies. Packed by powergrow systems & sold by BGS Supplies - Made in USA. 100% agricultural grade fertilizer - Calcium Nitrate 15. 5-0-0 npk.
BrandPowerGrow Systems #ad
ManufacturerPowerGrow Systems #ad

4. Cz Garden Supply


Organic Expanded Clay Pebbles Grow Media, Orchids • Hydroponics • Aquaponics • Aquaculture Cz Garden 2 LBS Cz Garden Expanded Clay Pellets Packaging May Vary

Cz Garden Supply #ad - Although not as pretty, this packaging will not negatively impact the function of the clay pebbles. Inert, ph-neutral, clean & decorative.

Fills approximately: twenty-four 2" pots, or eight 3" pots, or two 5" pots. As a precautionary measure against covid, we are using new old stock clear bags for packaging. 2lbs of 100% natural expanded clay. For orchids - clay pebbles porous structure provides excellent aeration and acts as a water reservoir. We apologize for any inconvenience and thank you for your understanding - Cz Garden. For hydroponics - Ensures good root aeration and prevents rotting and excess acidity.
BrandCz Garden Supply #ad
ManufacturerCz Garden Supply #ad
Height1.5 Inches
Length12 Inches
Width9.5 Inches
Part NumberCzLECA2lb

5. Unco Industries


Worm Castings Organic Fertilizer, Wiggle Worm Soil Builder, 15-Pounds

Unco Industries #ad - Just a handful will make your plants happy. Excellent for houseplants, vegetables, flowers and more. Organic fertilizer - pure earthworm castings. Non-toxic and odor free.
BrandUnco Industries #ad
ManufacturerUnco Industries #ad
Height4 Inches
Length14 Inches
Weight15 Pounds
Width8 Inches
Part NumberWWSB15LB

6. Humboldts Secret


Humboldts Secret Base A & B Bundle – World's Best Base Nutrient System – Liquid Nutrient/Fertilizer for Indoor Plants – Supports Vegetative and Flowering Stages of Plants – Set of Quarts

Humboldts Secret #ad - It’s made from quality ingredients that are 100% water soluble and pH-balanced for ease of use. We recommend application with every watering for maximum results. Commercial-grade and garden-safe: our two-part base system is both commercial-grade and garden-safe, ensuring the optimal health of your plants and flowers.

It works on all plants, flowers, bushes, trees, and lawns. Our signature blend consists of Nitrogen, Magnesium, Calcium, Potassium, Phosphorus, and Fulvic Acid. Easy-to-use two-part system: simple use both bottles at equal rates throughout the entire growing cycle, from the beginning of the vegetative stage until the end of the flowering stage. Appropriate for all plant life: base nutrients are the building blocks of all plant life.

Complete macronutrient profile for plant nutrition: the combination of our Base A & B Bundle results in a complete feed for rapidly growing flowering plants and indoor plants. Compatible with all growing mediums: Our clean-running formula is suitable for all grow mediums, including potting soil for indoor plants, aquaponics, hydroponics, and coco coir cultivations. Thousands of home and commercial growers use Humboldts Secret Grow & Bloom Base System.
BrandHumboldts Secret #ad
ManufacturerHumboldts Secret #ad
Part Number4316245515

7. Twin Canaries Liquid Volume Conversion Chart


1" Rockwool Starter Plugs, 2 Sheets of 100 Plugs 200 Plugs Total + Twin Canaries Chart

Twin Canaries Liquid Volume Conversion Chart #ad - Has a tremendous capacity for absorbing nutrient solution while retaining plenty of oxygen for rapid plant growth. Twin canaries Chart included with every order! Made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Seedlings or cuttings started in the Grodan cubes can also be transplanted into more traditional planters and growing mediums.
BrandTwin Canaries Liquid Volume Conversion Chart #ad
ManufacturerTwin Canaries Liquid Volume Conversion Chart #ad

8. Greenway Biotech, Inc.


Tomato Fertilizer 4-18-38 Powder 100% Water Soluble Plus Micro Nutrients and Trace Minerals"Greenway Biotech Brand" 5 Pounds Makes 1000 Gallons

Greenway Biotech, Inc. #ad - Great for Hydroponics and Soil Use. It doesn't have any Heavy Metals or Harmful Materials. Contains 4% nitrogen, manganese edta, zinc edta, Iron EDTA, 38% Potassium, copper edta, boron, 18% Phosphorous, and Molybdenum.5 pounds of greenway biotech 100% water Soluble Tomato Fertilizer 4-18-38 Plus Trace Minerals. Professionally Formulated with Highest Quality Ingredients.
BrandGreenway Biotech, Inc. #ad
ManufacturerGreenway Biotech, Inc. #ad
Height4 Inches
Length5.4 Inches
Weight5 Pounds
Width4.2 Inches
Part Number7.01749E+11

9. General Hydroponics


General Hydroponics pH Control Kit for a Balanced Nutrient Solution

General Hydroponics #ad - Simply fill a test-tube halfway with nutrient, add a few drops of pH test Indicator, and observe the coloration of the liquid in the test vial. Many growers prefer our pH test kit to expensive electronic meters because of its reliability and ease of use. General hydroponics pH control kit makes pH testing easy. General hydroponics ph control kit contains 8 ounce pH up, 8 ounce pH down, 1 ounce indicator and vial.
BrandGeneral Hydroponics #ad
ManufacturerGeneral Hydroponics #ad
Height2.7 Inches
Length5.8 Inches
Weight1.5 Pounds
Width4.8 Inches
Part Number722080