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  • CALiMAGicâ„¢ is a concentrated blend of readily available calcium and magnesium. It is formulated to assist fast growing plants by preventing secondary nutrient deficiencies. CALiMAGicâ„¢ helps optimize plant nutrition and enhances plant growth and development while preventing blossom end rot and tip burn in many crops, such as tomatoes and lettuce as well as other calcium intensive plants.

    Original price was: $158.17.Current price is: $96.48.

    39% Off

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  • Use our high phosphorous Seabird Guano to dramatically increase both the amount and size of blooms throughout the flowering period for all indoor and outdoor plants. Seabird Guano greatly enhances beneficial bacterial activity in the soil, and because it’s water soluble, it makes an excellent tea or foliar spray when filtered.

    $37.45

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  • 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.

    $21.55

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  • Down To Earth’s Cottonseed Meal 6-2-1 is traditionally used to feed plants that thrive in lower pH soils, such as berries, flowering shrubs and evergreen trees. DTE Cottonseed Meal 6-2-1 is a high-quality plant derived source of nitrogen and can be applied throughout the growing season to promote green growth and optimum plant development.

    $9.79

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  • Premium-quality, solution-grade, high-nitrogen fertilizer for promotion of rapid plant growth or correction of nitrogen deficiencies. Enzymatically hydrolyzed and spray dried fish protein concentrate provides a valuable and plant-available source of organic nitrogen, amino acids and minerals. More concentrated and economical than liquid fish fertilizers. Combine with seaweed powder, biological inoculants or other soluble nutrients as part of a comprehensive fertility program.

    $56.88

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  • A highly concentrated source of humic acids ideal for use on fields, turf and vegetable gardens. Derived from the ancient remains of decomposed organic plant materials, humic acids enhance nutrient uptake and stimulate soil microbial life. Naturally occurring, unaltered oxidized lignite containing 70% total humic acids, crushed, screened and graded to a particle size of 1-3 mm.

    $10.80

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  • 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.

    $13.37

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  • 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.

    $15.33

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  • 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.

    $21.68

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  • Feather Meal is a great source of slow-release nitrogen that is perfect for heavy feeders like corn, cole crops and leafy green vegetables. Incorporate into your soil before spring plantings for best results.

    $16.78

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  • Down To Earthâ„¢ 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.

    $28.68

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  • A unique 3-in-1 combination of potassium, magnesium and sulfur, langbeinite is a naturally occurring source of these three vital plant nutrients. Potassium is essential for high-quality fruit, magnesium is required for the synthesis of chlorophyll and sulfur is needed for enzyme activation. Contains 22% K2O, 11% Mg and 22% S.

    $13.48

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Nutrients That Deliver Results

Everything your plants need to thrive,
from seed to harvest.

Grow with Mighty Hydroponics