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Plant Supplements

Like all living things, plants need a variety of macro and micronutrients to be at their best. Make sure your plants are getting the vitamins, minerals and other specialty plant supplements they require with our composted manures and guano, bone, and blood meals; kelp and other mineral sources.

  • Maxicrop Seaweed


    Contains over 70 minerals, micronutrients, amino acids and plant vitamins.

    $11.95 $8.95
  • Rich Humic (Humic Acid)

    Rich Humic

    Improves nutrient absorption in plants and encourages rapid growth and size.

    $12.95 $10.95
  • Dr. Earth Kelp Meal

    Kelp Meal (1-0.5-2)

    Derived from Norwegian seaweed and infused with beneficial microbes.

    $9.95 $8.50
  • Humic Acid Fertilizer

    Humic Acids (Granular)

    Harvested from a huge deposit of decomposed plant life from millions of years ago.

    $9.50 $7.95
  • Azomite - Granulated

    Azomite (Granular)

    Use for large blooms, strong plants and nutritionally dense greens and vegetables.

    $9.95 $8.50
  • Micronutrient Fertilizer

    Micronutrient (2-0-1)

    Give deficient plants a hefty boost with one complete and concentrated blend.

    $16.95 $14.95
  • Age Old Kelp

    Age Old Kelp

    A potent and odorless source of fast-acting, all-natural vitamins and minerals.

    $15.95 $13.50
  • General Organics BioWeed

    BioWeed (0.2-0-0.3)

    A plant and soil vitality booster featuring a natural blend of sea kelp.

    $20.50 $15.95
  • Age Old Ca-Libur 20

    Ca-Libur 20

    A high quality formula used for the correction of calcium deficiencies.

    $15.95 $12.50
  • CalCarb Foliar Nutrient

    Cal Carb

    Calcium (Ca) is proven to strengthen cell walls in ALL plants.

    $33.95 $25.95
  • Liquid Calcium Fertilizer

    Calcium 5%

    An easy-to-use concentrate that plays many important roles in plant growth.

    $17.95 $15.95
  • General Organics CaMg+


    Helps optimize plant nutrition resulting in enhanced growth and healthier flowers.

    $17.95 $13.95
  • Dr. Iron

    Dr. Iron

    Use to correct iron deficiency which causes yellowing in plants and turf.

    $14.95 $12.95
  • Earth Juice Catalyst

    Earth Juice Catalyst

    Encourages compact branching, optimal fruiting sites and triggers early yields.

    $13.50 $10.95
  • Epsom Salt (Magnesium Sulfate)

    Epsom Salts

    A source of magnesium sulfate that is essential for healthy plant growth.

    $14.95 $9.95
  • Age Old HELP


    Provides vitamins, enzymes and bio-stimulators to rejuvenate crops.

    $13.95 $11.95
  • Age Old Humic 12

    Humic 12

    Use to release nutrients that are in the soil but not readily available to the plant.

    $15.95 $11.95
  • Kelp Meal

    Kelp Meal (1-0-2)

    An excellent source of micronutrients and beneficial plant growth promoters.

    $96.95 $82.95
  • Humate Humic Acid

    Liquid Humus

    A very concentrated formula used to build the quality and structure of soils.

    $9.95 $7.95
  • Age Old Promote

    Promote (4-0-1)

    A proprietary blend of minerals, humates, seaweed extract and wetting agents.

    $15.95 $11.95
  • SUPERthrive - Vitamins & Hormones


    Used by growers for decades… Why? Because it helps everything grow better!

    $11.95 $9.95
  • Thrive Alive

    Thrive Alive – Green

    Use to promote lush vegetative growth and profuse flowering in ALL crops.

    $42.50 $30.50
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