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Items 1-16 of 29
  1. Potassium Sulfate Fertilizer 0-0-53
    Greenway Biotech's Potassium Sulfate fertilizer is 100% water soluble Potash fertilizer and contains 53% Potassium and 17% Sulfur. Potassium is one of three main nutrients (Nitrogen (N), Phosphorus (P), and Potassium (K) ) required for growing healthy plants. Potassium has many benefits including: 1. Enhances roots growth in plants. 2. Improve...
    From $ 21.99
  2. Potassium Chloride (Muriate of Potash) 0-0-62
    Empower your crops with our Potassium Chloride (Muriate of Potash) 0-0-62 fertilizer, a versatile and highly soluble solution designed to foster robust root development and plant health. Boasting 100% water solubility and compatibility with various cultivation methods including soil, hydroponics, and foliar application, this fertilizer is the ultimate choice for growers...
    From $ 19.99
  3. Pepper & Herb Fertilizer 11-11-40 Plus Micro Nutrients
    Greenway Biotech's specially formulated pepper and herb fertilizer is blended to provide a balanced ratio of nitrogen, potassium and phosphorous to your hydroponic pepper and herb crops. Also included in our specialty fertilizers is an ample supply of chelated micronutrients, ensuring your plants are always radiant, healthy and delicious. Simply apply...
    From $ 24.99
  4. Sale
    Specialty Fertilizers + Calcium Nitrate + Epsom Salt
    This is our bundle of one of our specialty fertilizers, Calcium Nitrate and Epsom Salt. Includes: - One 2-pound bag of a specialty fertilizer of your choice, one 2-pound bag of Calcium Nitrate 15.5-0-0 and one 1-pound bag of Epsom salt. Choose from the following specialty fertilizers: - Lettuce 8-15-36 Fertilizer - Cucumber 8-16-36...
    $ 66.99 $ 76.97
  5. Sale
    Specialty Fertilizer and Cal Mag Plus (Small)
    This is our small bundle of one of our specialty fertilizers and Cal Mag Plus 2-0-0 Concentrate. Includes: - One 2-pound bag of a specialty fertilizer of your choice and one 2.5-pound bag of Cal Mag Plus 2-0-0 Concentrate. Choose from the following specialty fertilizers: - Lettuce 8-15-36 Fertilizer - Cucumber 8-16-36 Fertilizer - Tomato...
    $ 64.99 $ 72.98
  6. Monopotassium Phosphate 0-52-34
    Introducing our premium Monopotassium Phosphate Fertilizer 0-52-34, the ultimate solution for promoting lush plant growth, vibrant blooming, and flourishing flowers. This water-soluble fertilizer is specially formulated to meet the unique nutrient needs of your plants, making it ideal for both traditional gardening and hydroponic systems. Key Features: High Phosphorous Content...
    From $ 33.99
  7. Organic Kelp Meal Fertilizer 2-0-4
    Picking an organic fertilizer to use for your plants can be challenging at times, especially when you are not sure what to look for. Fertilizers have different compositions suited for particular plant functions and soil types. It is essential to do your due diligence on the different varieties of fertilizer...
    $ 149.99
  8. Sulfate of Potash Magnesia 0-0-21.5
    NOTE: Depending on your shipping address, we may ship 50 pound items as two 25 pound bags. Greenway Biotech's Sulfate of Potash Magnesia, also known by the brand name K-MAG or Sul-Po-Mag, is a Potash Fertilizer containing Potassium 21.5%,10.8% Magnesium, and 22% Sulfur. It has a very low percentage of Chloride (under...
    From $ 17.99
  9. Alfalfa Meal Fertilizer 2.50-0-2.50
    Revitalize your garden with our premium Alfalfa Meal Fertilizer, a natural and nutrient-rich solution designed to promote vibrant, healthy plant growth. Packed with essential elements, this organic fertilizer is your key to a flourishing garden. Discover the features that set our Alfalfa Meal Fertilizer apart and learn the optimal application rates, along...
    From $ 18.99
  10. Organic Alfalfa Meal 2.5-0-2.5
    Stop and smell the roses, why don't you?! But how can you if your garden has no roses to speak of? Roses, in particular, don't want a fertilizer mix by any other product than Organic Alfalfa Meal Fertilizer, the all-natural, non-GMO fertilizer perfect for roses and any garden. Your roses, fruits,...
    $ 131.99
  11. Strawberry Fertilizer 8-12-32 Plus Micro Nutrients
    Greenway Biotech, Inc.'s specially formulated strawberry fertilizer is blended to provide a balanced ratio of nitrogen, potassium and phosphorous to your hydroponic strawberry crop. Also included in our specialty fertilizers is an ample supply of chelated micronutrients, ensuring your plants are always radiant, full and bearing healthy, delicious fruit. Simply apply...
    From $ 24.99
  12. Sale
    Specialty Fertilizer and Cal Mag Plus (Medium)
    This is our medium bundle of one of our specialty fertilizers and Cal Mag Plus 2-0-0 Concentrate. Includes: - One 5-pound bag of a specialty fertilizer of your choice and one 5-pound bag of Cal Mag Plus 2-0-0 Concentrate. Choose from the following specialty fertilizers: - Lettuce 8-15-36 Fertilizer - Cucumber 8-16-36 Fertilizer - Tomato...
    $ 99.99 $ 115.98
  13. Cucumber Fertilizer 8-16-36 Plus Micro Nutrients
    Introducing our premium Cucumber Fertilizer, meticulously formulated to not only enhance the growth of cucumbers but also a diverse array of summer squash varieties including Zucchini, Winter Squash, Mirliton (Chayote), Pumpkin, Gourd, Cucuzzi, Watermelon, Cantaloupe, Cushaw, and Luffa. Crafted with the utmost care and expertise, this fertilizer is your secret weapon...
    From $ 24.99
  14. Kelp Meal Fertilizer 2-0-4
    Picking a fertilizer to use for your plants can be challenging at times, especially when you are not sure what to look for. Fertilizers have different compositions suited for particular plant functions and soil types. It is essential to do your due diligence on the different varieties of fertilizer available in...
    From $ 21.99