Top 8 Potassium Plant Food – Garden Fertilizers

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RAW- Potassium Health Element for Plant Growth/ Increase Fruiting and Flower Production/ Plant Feeding Supplement/ for Indoor /Outdoor Use/ Hydroponics- 2 oz

RAW ELEMENTS #ad - About: raw potassium contains 50% water soluble potash derived from potassium sulfate. Where to use: great for use in soil, hydroponics, or other growing media. Raw potassium- easily mixes into water and is completely soluble.

Benefits: potassium is known as the health Element. Increases sap and sugar content during later stages of fruit and flower. Directions for use: add1/16th to 1/8th tsp per 2 Gallon in the reservoir for irrigation. Raw potassium is ideal for boosting Potassium K levels, treating deficiencies & creating optimal recipe solutions. Works in conjunction with all nutrient & feeding programs.

It helps maintain water and nutrient movement within the plant. Apply as needed. This is the highest concentration of natural Water Soluble Potassium available to the home gardener. During fruiting & flowering, large amounts of potassium are used by the plant in a matter of days which can lead to K deficiencies.
ManufacturerNPK Industries #ad
Height6.5 Inches
Length4.25 Inches
Weight0.13 Pounds
Width1 Inches
Part Number717909

2. EZ-gro


Tomato Fertilizer by EZ-gro is a High Potassium Fertilizer for Your Tomato Plants | Field Tested Tomato Plant Food for Vegetables | A Concentrated Liquid Tomato Plant Fertilizer | 1 Quart

EZ-gro #ad - Ideal fertilizer - ez-gro 15-20-28 is the ideal blend of tomato food for encouraging healthy plant growth and a strong root system. Concentrated liquid fertilizer - Add to water for the most effective and accurate nutrient delivery system to your tomatoes plants.

Enhanced micronutrients - supplies the nutrients need most by tomatoes and other fruiting vine vegetables. High phosphorus content - encourages rapid root generation which eliminates transplant shock when used in a transplanting solution as a fertilizer for tomato plants. Free mearsuring cup - all of EZ-gro fertilizers come with a free measuring cup for precise and accurate product application. It produce vibrant green leaves, strong vines and abundant fruit.
BrandEZ-gro #ad
ManufacturerEZ-gro Products #ad
Height8 Inches
Length5 Inches
Weight2 Pounds
Width2 Inches



ENVY Bloom Trigger Professional Grade 0-10-11 Phosphate + Potassium Hydroponic Bloom Nutrient 8oz

ENVY #ad - Great for soil, flowering, hydro or coir - our bloom trigger is designed to be effective across all major growing mediums in its ability to elicit prolific budding, and aromatic terps such as Limonene.

High phosphate content - our bloom Trigger is scientifically formulated to supply Phosphorous and Potassium to your plants exactly when needed for superior budding, flowering and bulking. Better with envy - our bloom trigger works well with any and all supplemental nutrition; but for optimal results, consider using our ENVY CalMag+ Fe and our Base A/B nutrients together.

Super concentrated - only 1-2 teaspoons 5-10ml are needed per gallon of water, making our Bloom Trigger both highly-effective and highly-economical. Prolific flowering - our bloom trigger provides a highly-available source of potassium and phosphorus to drive bud and flower production while being supported by supplementary Vitamin B-1.
BrandENVY #ad
ManufacturerNational Liquid Fertilizer #ad

4. Greenway Biotech, Inc.


Potassium Chloride 0-0-62 Muriate of Potash 100% Water Soluble Fertilizer "Greenway Biotech Brand" 5 Pounds

Greenway Biotech, Inc. #ad - 5 pounds of greenway Biotech Potassium Chloride 0-0-62. The chloride content of Potassium Chloride Improves Yield. Helps regulate plant metabolism and Affects Water Pressure Regulation Inside and Outside of Plant Cells. Potassium is very Important for Good Root Development. Potassium increases Plant Vigor and Disease Resistance.
BrandGreenway Biotech, Inc. #ad
ManufacturerGreenway Biotech, Inc. #ad
Weight5 Pounds
Part NumberTRTAZI11A

5. Supreme Growers


Simply Silica 8oz Concentrate by Supreme Growers Potassium Silicate Liquid Fertilizer Promotes Growth of Strong Plant Tissues Improves Natural Resistance to Environmental Stresses Makes 47 Gallons

Supreme Growers #ad - The 8oz concentrate of Simply Silica makes 47 gallons of ready to use product. Silica increases root growth, boosts yield, and enhances crop quality. Simply silica improves a plant's natural resistance to environmental stresses, including heat and drought.

Simply silica is designed to supplement your existent nutrient program, not replace it. Use simply silica as a soil drench or foliar spray once a week from start of vegetive growth throughout flowering and fruiting. Call our hotline at 614 745-1945 with any questions. Simply silica is a liquid fertilizer formulated with potassium Silicate that promotes the growth of strong plant tissues. It will not clog drippers. Silica is a mineral supplied to plants as a nutrient that provides rigidity and structural endurance for crops. It is safe for resevoirs.
BrandSupreme Growers #ad
ManufacturerSupreme Growers #ad
Part Number1

6. Maserfaliw


Maserfaliw Potassium Dihydrogen Phosphate Fertilizer 2 Bags 40g Flower Vegetable Planting Potassium Dihydrogen Phosphate Fertilizer

Maserfaliw #ad - If you have any questions about the product, please feel free to contact us. How to use: 1 gram mixed with 300-400 grams of water, sprayed on the foliage, used for 7-10 days, 2-3 times.

Satisfactory service: we provide online customer service. It can improve the soil, make the flower root system develop, and promote the growth of plants. We will provide return and refund service. Applied to foliar spraying, the absorption and utilization rate is as high as 80% to 90%, which can adjust the growth of flowers and supplement nutrition at critical moments. Applied to some flowers and trees to improve the quality of transportation, very suitable for the production of shredded peanuts. It can be directly absorbed and utilized by flowers and plants, and the effect is fast and obvious.
BrandMaserfaliw #ad
Part NumberMF_Garden

7. Easy Peasy


Triple Super Phosphate 0-46-0 Easy Peasy Plants 99% pure 5lb

Easy Peasy #ad - Helps root growth, fruit, and flower formation. More economical than any other phosphate. Granular for easy application and feeds plants quickly. Enriched source of Phosphorus. Use only 1 cup per 100 square feet at planting time and every 6 weeks.
BrandEasy Peasy #ad
ManufacturerEasy Peasy Plants Inc. #ad
Part NumberPD-32289

8. Down To Earth All Natural Fertilizers


1 lb, Down to Earth OMRI Organic Solution Grade Potassium Sulfate 0-0-50

Down To Earth All Natural Fertilizers #ad - Listed by the organic Materials Review Institute OMRI for use in organic production. Performing a complete soil or plant tissue analysis or using a home soil test kit before application is recommended.

In a balanced ratio and in the highly available water-soluble sulfate form, we offer a high performance solution grade powder that growers can apply with confidence. Designed for efficient delivery and immediate uptake, fertigation, this 200 mesh powder can be used in reservoirs, drip irrigation or spray applications. Contains potassium k, magnesium mg and sulfur S – three of the essential nutrients that plants require to achieve optimum growth and reach their maximum potential.
BrandDown To Earth All Natural Fertilizers #ad
ManufacturerDown To Earth All Natural Fertilizers #ad
Part NumberDTE-FERT-SOLU-Potassium-1lb