- 100 natural. - Active soil microbes enhance plant vitality. - Greater nutrient uptake. - Improved disease resistance. - Better drought tolerance. - 4 dry quarts, 4.4 liters. - With living microbes to build your garden's web of life.

General Hydroponics Flora Kleen dissolves mineral and salt build-up. Works as an excellent final flush, but can be used at any time. Safe for hydroponic systems and growing mediums while plants are growing.

Maximizes essential oil and heavy resin production; Designed for late flowering and heavy resin in fruits, buds and flowers; Use in soiless mixes, organic soils, hydroponic and aeroponic systems; Please visit our Amazon storefront for a complete selection;

Contains microbes cultured for fast, healthy composting.; Sprinkle enough bio-excelerator to completely cover a 16 sq. ft area of organic material.;

Increadibly resourceful growing material, derived from clay; pH neutral, lightweight, and reusable; If you like hydroton or lecastone you will love this product; Please visit our Amazon storefront for a complete selection;

Learn the best kept secrets of building and gardening with high-yield aeroponic and hydroponic systems you can build. How-To Hydroponics illustrates each step of the hydroponic growing process with clear photographs and diagrams and includes step-by-step hydroponics system plans to build eight types of hydroponic and aeroponics systems and was just updated with content on how to build aeroponic foggers and hydroponic foggers. 101 pages.

Complete base nutrients for most grow mediums; Excellently balanced nutrients ensure optimal nutrient absorption; Composed of the purest high-quality nutrients; Please visit our Amazon storefront for a complete selection;

40 lb. Bag;

TDS and EC meters should be calibrated frequently every 1-4 weeks, depending on use. Do not reuse calibration solution, as once it has been used, it is no longer sterile and may result in improper readings. Pour a small amount into a shot glass and discard after use or use the sachets. TDS and EC Calibration Solution is available in a variety of sizes ranging from single-use sachets to quart bottles. All calibration solutions that we offer are made by either Hanna, Green Air Products or General Hydroponics. The 1500ppm Calibration Solution will work for the following TDS testers and meters: Hanna GroChek Continuous pH/TDS Monitor HI981404N Hanna GroChek Portable pH/TDS/EC Meters HI9813, HI9813-0, HI9813-6 Hanna pH/EC/TDS/Temp Waterproof Tester HI98129 Hanna GroChek Continuous TDS Monitor with Large Display HI983301N Hanna TDS Tester DiST1 / HI98300 Hanna EC/TDS/Temp Waterproof Tester DiST5 / HI98311

TDS and EC meters should be calibrated frequently every 1-4 weeks, depending on use. Do not reuse calibration solution, as once it has been used, it is no longer sterile and may result in improper readings. Pour a small amount into a shot glass and discard after use or use the sachets. TDS and EC Calibration Solution is available in a variety of sizes ranging from single-use sachets to quart bottles. All calibration solutions that we offer are made by either Hanna, Green Air Products or General Hydroponics. The 1413uS/cm Calibration Solution will work for all EC testers and meters, including the following: Hanna GroChek Portable pH/TDS/EC Meter HI9813, HI9813-0, HI9813-6 Hanna pH/EC/TDS/Temp Waterproof Tester HI98129 Hanna EC/TDS/Temp Waterproof Tester DiST5 / HI98311 The sachets should only be used once, then discarded, in order to avoid contamination and improper readings.

ROSS ROOT FEEDER REFILLS; For fruit & nut trees; Use in Ross Root Feeder Ace No. 72341 or 71686; 9-46-15;

Scotts Miracle Gro #100183 MG 5LB Lawn Food; SCOTTS MIRACLE GRO;

lawn products, garden products, planters supplier;

Contains Humic Acid, Seaweed, vitamins; Helps accelerate growth; Full of Amino Acids, compost & carbohydrates; 0.1-0.1-0.5 anaylsis; Helps produce large amounts of plant energy;

Great for Hydroponics; Great for Soil; NPK (3-1.4-4); Contains natural enzymes; Contains amino acids;

6/12/2000; Fertilizer; 5 lb.;

Organic plant food; Extra Phosphorus; Works with soil or coco; NPK (2-8-4);

(0-10-10) NPK; Nutrient Additive to boost plant; Helps promote larger flowers and fruit; Promotes abundant flowering; Great with herbs;

Made from a natural deposit of marine origin found in New Jersey, this potash and iron rich natural fertilizer helps hold moisture and loosens compacted soils. NPK Formula: 0-0-3

Organic; NPK (2-1-1); Great for vegetables; Great for flowers;