Nutrients & Additives

2023 products

  • NPK RAW Microbes Bloom Stage 8oz

    NPK Industries NPK RAW Microbes Bloom Stage 8oz

    In stock

    NPK RAW Microbes Bloom Stage 8oz

    In stock

    $29.95

  • RAW Silica - 8OZ

    NPK Industries RAW Silica - 8OZ

    In stock

    RAW Silica - 8OZ

    In stock

    $38.85

  • RAW Phosphorus - 8OZ

    NPK Industries RAW Phosphorus - 8OZ

    In stock

    RAW Phosphorus - 8OZ

    In stock

    $28.85

  • Sale -8% Jacks Classic All Purpose 20-20-20 Fertilizer 10 LB

    Jack's Nutrients Jacks Classic All Purpose 20-20-20 Fertilizer 10 LB

    In stock

    More professional growers have used this product for all their growing needs than any other formula. It is a balanced blend of Nitrogen, Phosphorus and Potassium with fully chelated trace elements that works on all plant materials as a general-purpose fertilizer. Indoors it is especially effective on foliage plants to keep leaves green and happy.

    In stock

    $57.49 $52.91

  • Raw Bloom - 8OZ

    NPK Industries Raw Bloom - 8OZ

    In stock

    Raw Bloom - 8OZ

    In stock

    $29.85

  • RAW Enzymes - 2oz

    NPK Industries RAW Enzymes - 2oz

    In stock

    RAW Enzymes are Uncut, Tech Grade Enzymes. Active ingredients are Cellulase, Xylanase, and Beta-Glucanase. No Fillers, No Dyes. RAW Enzymes are soluble and compatible with all nutrient programs, from hobby to professional, soil to hydroponics.

    In stock

    $24.99

  • Sale -10% Monster Bloom - 5KG

    Grotek Monster Bloom - 5KG

    In stock

    Monster Bloom has gained a reputation for its ability to assist plants during the middle stages of flower development and increase the overall harvest. The high concentration of phosphorous encourages blooming and plays a vital role in plant metabolism. Potassium in the formula improves bloom and fruit quality while impacting photosynthesis and assists starch production within the plant as well as facilitates ripening.Begin application when buds are forming and continue to use with every fertilizer application during the blooming cycle. Discontinue use 1-2 weeks before harvest of crops.Soil/Soilless/Water Culture: Mix 6 g per 19 L of water (1 tsp / 5 gal). Use every time you fertilize.

    In stock

    $397.99 $358.19

  • Coast of Maine Crab Concentrate 1-2-0

    Coast of Maine Coast of Maine Crab Concentrate 1-2-0

    In stock

    Coast of Maine Organic Products Liquid Crab Fertilizer for Fruit and Veggies is a highly concentrated fertilizer made entirely of chitin-right red crab shell and squid that promotes overall plant vigor. Once diluted it can be watered-in or applied as a foliar spray.

    In stock

    $20.99

  • Coast Of Maine Alfalfa Meal 3.5lbs

    Coast of Maine Coast Of Maine Alfalfa Meal 3.5lbs

    In stock

    Coast of Maine Alfalfa Meal Organic Plant Food helps increase organic matter to the soil and is a fast and effective soil conditioner. Alfalfa is a perennial flowering legume in the pea family and an important forage crop. It takes nitrogen from the air and holds it as nodules on its roots, a process called "nitrogen fixing". When dehydrated and ground it becomes an exceptional organic fertilizer. Available in 3.5 lb bags.

    In stock

    $13.99

  • Sale -10% RAW Omina - 8OZ

    NPK Industries RAW Omina - 8OZ

    In stock

    RAW Omina - 8OZ

    In stock

    $48.85 $43.97

  • Sale -10% Monster Bloom - 500G

    Grotek Monster Bloom - 500G

    In stock

    Monster Bloom has gained a reputation for its ability to assist plants during the middle stages of flower development and increase the overall harvest. The high concentration of phosphorous encourages blooming and plays a vital role in plant metabolism. Potassium in the formula improves bloom and fruit quality while impacting photosynthesis and assists starch production within the plant as well as facilitates ripening.Begin application when buds are forming and continue to use with every fertilizer application during the blooming cycle. Discontinue use 1-2 weeks before harvest of crops.Soil/Soilless/Water Culture: Mix 6 g per 19 L of water (1 tsp / 5 gal). Use every time you fertilize.

    In stock

    $45.99 $41.39

  • RAW B-Vitamin - 8OZ

    NPK Industries RAW B-Vitamin - 8OZ

    In stock

    RAW B-Vitamin - 8OZ

    In stock

    $44.85

  • RAW Yucca - 8OZ

    NPK Industries RAW Yucca - 8OZ

    In stock

    RAW Yucca - 8OZ

    In stock

    $88.85

  • RAW Full Up - 8OZ

    NPK Industries RAW Full Up - 8OZ

    In stock

    RAW Full Up - 8OZ

    In stock

    $48.85

  • RAW Kelp - 8OZ

    NPK Industries RAW Kelp - 8OZ

    In stock

    RAW Kelp - 8OZ

    In stock

    $44.85

  • Sale -20% GH KoolBloom - 4OZ

    General Hydroponics GH KoolBloom - 4OZ

    In stock

    KoolBloom is a highly concentrated nutrient supplement that promotes abundant flowering and facilitates ripening in annual flowers and herbs. KoolBloom is rich with phosphorus and potassium and contains precise amounts of ripening elements. KoolBloom is to be used only at the very end of a plant's life cycle and will help build larger, heavier fruits and flowers.

    In stock

    $14.48 $11.58

  • Down To Earth Crab Meal - 4LB

    Down To Earth Down To Earth Crab Meal - 4LB

    In stock

    Crab Meal is a superb source of organic nutrients for vegetable gardens and flower beds and is wonderful for building soil tilth. Crab Meal enhances beneficial soil microorganism populations due to its rich chitin content and also makes an incredible compost bio-activator.

    In stock

    $24.99

  • Down To Earth Bio Fish - 5LB

    Down To Earth Down To Earth Bio Fish - 5LB

    In stock

    A nutrient-rich fertilizer ideal for heavy feeders like corn, cole crops and tomatoes, Bio-Fish is loaded with the finest marine-based ingredients to improve your soil while nourishing your outdoor plants. An excellent source of nitrogen and phosphorus, Bio-Fish can be used throughout the growing season to promote vigorous growth, beautiful blooms and plentiful fruit.

    In stock

    $23.99

  • Down To Earth Cottonseed Meal - 5LB

    Down To Earth Down To Earth Cottonseed Meal - 5LB

    In stock

    We select only the finest feed-grade Cottonseed Meal, which has little or no pesticide residue and contains no animal by-products. Somewhat acidic in nature, Cottonseed Meal is excellent for plants that need a low pH and is perfect for flowering acidic shrubs, berries and trees when used as a slow-release fertilizer.

    In stock

    $23.99

  • Down To Earth Bone Meal - 5LB

    Down To Earth Down To Earth Bone Meal - 5LB

    In stock

    A wonderful source of phosphorus and calcium for flowering plants, trees and ornamentals, Bone Meal is recognized as the ideal organic fertilizer when planting bulbs to promote strong root development and enhance early season growth. One of the indispensable soil amendments all organic gardeners should have on hand.

    In stock

    $23.05

  • Down To Earth Acid Mix - 5LB

    Down To Earth Down To Earth Acid Mix - 5LB

    In stock

    A fertilizer blended specially for acid soil loving plants like rhododendrons, azaleas, hydrangeas, evergreen trees and shrubs, blueberries, raspberries and other plants that thrive in a low pH soil. To encourage lush flowers and fruit, apply Acid Mix in early spring for vegetative growth and again when blooms appear. Late fall applications promote healthy root growth and boost resistance to extreme winter temperatures.

    In stock

    $23.19

  • Down To Earth Blood Meal - 4LB

    Down To Earth Down To Earth Blood Meal - 4LB

    In stock

    A high nitrogen source, our Blood Meal is guaranteed to promote rapid, green growth. A wonderful fertilizer for heavy feeders like corn, spinach, salad greens and garlic in the early spring, it also helps compost piles heat up and break down fast.

    In stock

    $26.99

  • Down To Earth Kelp Meal - 4LB

    Down To Earth Down To Earth Kelp Meal - 4LB

    In stock

    Down To Earth Kelp Meal is pure ascophyllum nodosum seaweed from the clean, cold waters of the North Atlantic Ocean. Hand-harvested, carefully dried and finely milled, our Kelp Meal is a rich natural source of potash and is ideal for early spring or fall application.

    In stock

    $39.99

  • Down to Earth Bat Guano 7-3-1 - 2LB

    Down To Earth Down to Earth Bat Guano 7-3-1 - 2LB

    In stock

    The undisputed champion of organic fertilizers, Bat Guano is rich in readily available nitrogen, phosphorus and micronutrients, and provides essential plant nutrition for vigorous vegetative growth and early fruit and flower development. Bat Guano is fast acting and highly effective when mixed into potting mediums, applied as a side dress or steeped to make a potent guano tea or foliar spray.

    In stock

    $21.99


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