Bag Fertilizers

Whether you’re working on a garden, farm, or hydroponic setup, our Grow More bag fertilizers give your plants the boost they need at every stage. These 25lb and 5lb bags are perfect for growers who want reliable, easy-to-use nutrition without overcomplicating things.

  • All Purpose (20-20-20) is a great go-to option that feeds plants evenly and works well for general use.

  • Bloom Blast (5-10-40) and Flower & Bloom (6-30-30) help your plants focus their energy on flowering, giving you stronger blooms and better yields.

  • Flower Hardener (0-37-37) and Mendocino Hula Bloom (0-50-30) are ideal if you want firm, high-quality buds and flowers.

  • Hawaiian Bud (5-50-17) and Mendocino formulas are specially designed for serious growers, especially those working with flowering plants like cannabis.

  • Myco Grow is a powerful blend that includes helpful fungi to support root growth and overall plant health.

These bags are easy to mix, work fast, and help you get great results. Whether you’re growing in soil, water, or something in between, there’s a fertilizer here that fits the job. Most are in stock and ready to ship — and if you buy in bulk, you might even qualify for free delivery.

  • Out of stock
    • Tech Specs

      • Product Label
      • MSDS
    • More Info

      List: $55.78
      UPC: 080986050107
      Weight (lbs): 25
    • Tech Specs

      • Product Label
      • MSDS
    • More Info

      List: $16.56
      UPC: 043318130052
      Weight (lbs): 5
  • Out of stock
    • Tech Specs

      • Product Label
      • MSDS
    • More Info

      List: $55.78
      UPC: 00000000000
      Weight (lbs): 25
    • Tech Specs

      • Product Label
      • MSDS
    • More Info

      List: $72.64
      UPC: 00000000000
      Weight (lbs): 25
  • Out of stock
    Grow More’s Flower Hardener Standard (0-37-37) from the Mendocino Producers Choice line is a water-soluble fertilizer formulated with a balanced blend of essential plant nutrients. The formula includes calcium, magnesium, iron in DTPA/EDDHA form, carbohydrates, and amino acids, and contains no artificial dyes or colorings. This product is designed for use as a base nutrient or as a supplemental feed during vegetative and flowering stages. It is suitable for soilless, hydroponic, organic soil, and coco coir growing systems. The high-nitrate formulation is intended for use in cooler conditions or during periods of limited sunlight, when plants may require additional nutritional support.
    • Tech Specs

      • Product Label
      • MSDS
    • More Info

      List: $84.20
      UPC: 80986050885
      Weight (lbs): 25
    • Tech Specs

      • Product Label
      • MSDS
    • More Info

      List: $121.99
      UPC: 00000000000
      Weight (lbs): 25
  • Grow More’s Mendocino Flower Hardener (0-37-37) from the Producer’s Choice line is a water-soluble fertilizer formulated with a balanced blend of essential plant nutrients. The formula includes calcium, magnesium, and iron in DTPA/EDDHA form, along with carbohydrates and amino acids, and contains no artificial dyes or colorings. This product is designed for use during both vegetative growth and flowering stages, either as a primary nutrient source or as a supplemental feed as part of a regular nutrient program. Helps improve flowering and bloom development, increases size and yield of harvest. For use in soilless, hydroponic, organic soils and coco coir systems. This high nitrate formula is designed for cool temperature climates, dark weather or spring time, when plants need extra vigor and growth.
    • Tech Specs

      • Product Label
      • MSDS
    • More Info

      List: $94.2
      UPC: 80986095351
      Weight (lbs): 25
  • Mendocino Bloom Blast 5-10-40 25Lbs High quality potassium promoter, strong stem and quality bloom, N to K ratio ideal for full production cycle bloom finisher Grow More’s Mendocino Producer’s Choice line of fertilizers is formulated with a balanced blend of essential plant nutrients and supplemental elements, including calcium, magnesium, iron in DTPA/EDDHA form, carbohydrates, and amino acids. The formulas contain no artificial dyes or colorings. These products are designed for use as a base nutrient or as a supplemental feed during vegetative and flowering stages. They are suitable for soilless, hydroponic, organic soil, and coco coir growing systems. The formulations are intended for use in cooler conditions or during periods of limited sunlight, when plants may benefit from additional nutritional support.
    • Tech Specs

      • Product Label
      • MSDS
    • More Info

      List: $69.26
      UPC: 080986095368
      Weight (lbs): 25
  • Grow More’s Mendocino Hula Bloom (0-50-30) is a fully water-soluble fertilizer with elevated phosphorus and potassium levels. It is formulated to support flowering and fruit development and may also be used during early growth stages to help support root establishment.
    • Tech Specs

      • Product Label
      • MSDS
    • More Info

  • Grow More’s Mendocino Hydro (5-11-26) from the Producer’s Choice line is a water-soluble fertilizer formulated for use in a variety of growing systems. The formula contains a balanced blend of essential plant nutrients, along with added calcium, magnesium, iron in DTPA/EDDHA form, carbohydrates, and amino acids. It contains no artificial dyes or colorings. This product is designed for use as a base nutrient or as a supplemental feed during both vegetative and flowering stages. It is suitable for soilless, hydroponic, organic soil, coco coir, and aeroponic growing systems. The formulation is intended to support consistent nutrient delivery as part of a regular feeding program.
    Designed for and formulated for hydroponic - hydro culture. Readily modified to meet distinctive plant needs, organic compatible.
    • Tech Specs

    • More Info

      List: $69.26
      UPC: 80986095412
      Weight (lbs): 25
  • Sale!

    Grow More Plant Starter Std (10-52-10) 5Lb

    Original price was: $19.30.Current price is: $16.00.
    Plant Starter Standard 10-52-10 5Lb
      • Formulated to supply sufficient amounts of extra nutrients for high yields
      • High solubility, purity and the special forms of nitrogen, phosphorus and potassium make Grow More Fertilizers the ideal product
      • Great for flowers or perennials
      • Can increase and extend bud set and flowering
      • Also used for root development of young plants
    Grow More's Plant Starter Standard (10-52-10) fertilizers are formulated to supply sufficient amounts of extra nutrients for high yields. High solubility, purity and the special forms of nitrogen, phosphorus and potassium make Grow More Fertilizers the ideal product. Great for flowers or perennials, it can increase and extend bud set and flowering. Also used for root development of young plants.
    • Tech Specs

      • Product Label
      • MSDS
    • More Info

      List: $19.30
      UPC: 080986055550
      Weight (lbs): 0.0
  • Sea Grow All Purpose 16-16-16 25Lbs
      • A Hybrid blend of botanical seaweed extract, blood meal, organic carbon, amino acids, carbohydrates, primary N-P-K plant foods, yucca extract and micronutrients.
      • Bio-Stimulant effect from seaweed promotes vigorous growth, better quality fruits and abundant blooms with better keeping and storage qualities.
    • Grow More's All Purpose (16-16-16) Recommended for indoor or outdoor growing situations, container plants or field grown plants using native soil and artificial mixes.
    • Tech Specs

      • Product Label
      • MSDS
    • More Info

      List: $93.84
      UPC: 080986060991
      Weight (lbs): 25LB
Go to Top