Check the listing for details. 2 Gallons (7.57 liters) Professional Hydroponic Grow Medium by Profile. Condition: New. Listed at 32.55 USD. Professional Hydroponic Growth Medium - Instantly Improves Any Hydroponic System CHOSEN BY NASA® FOR THE INTERNATIONAL SPACE STATION – Profile porous ceramic particles met the strict requirements of NASA®, and were selected over competitive materials as the ideal hydroponic medium for growing plants in space. RESEARCHED AND STUDIED BY MAJOR UNIVERSITIES –Profile® Professional Hydroponic Growth Medium particles have been tested by several top university agronomic departments including, Ohio State, Purdue and North Carolina State. Why it's Better•Faster plant growth with less water. •Proven to outperform other hydroponic media such as Hydrocorn® and Growstone® which provide less nutrient-holding capacity. •Easier hydroponic system management since it will not break down and can be used over and over. •Does not need to be rinsed before use. • Creates more air space in the root zone. Each particle contains 74% pore space. Holds 93% of its weight in water. "Calcined clay products by Profile are my first choice for a hydroponic medium for our research and teaching crops. The high CEC, proper pH and water-holding capacity have helped us develop protocols that have been adopted all over the world." - Rob Eddy, Plant Growth Facilities Manager, Purdue University Hydroponic Growth MediumNow for the first time, this proven product is available to instantly improve hydroponic environments to help plants thrive. Profile® Professional Hydroponic Growth Medium is engineered from a natural blend of porous ceramic particles, and has been in use for over 50 years. This versatile medium has been extensively researched, tested and widely used by NASA®, horticulturalists, professional landscapers, golf course superintendents and groundskeepers to increase nutrient-holding capacity and oxygen in the root zone. Used by professional growers for high-value crops like tomatoes, orchids and bonsai plantsStores nutrients; reduces leachingInstantly provides a more balanced environment for stronger rootsParticles wick and hold water internally while maintaining ideal air spaceContains high nutrient-holding capacity enhanced with Zeolite Profile© Hydroponic Growth Medium is ideal for any system because its unique structure contains thousands of pores that hold water and oxygen in a nearly perfect 50/50 balance. Used as a growing medium, Profile instantly provides a more balanced environment for healthier roots. Years of research proves the results of adding Profile -- Easier to work hydroponic system, faster plant growth, less watering and makes the root zone extremely forgiving. Replaces All Other Hydroponic Amendments Profile is an inorganic hydroponic growth medium engineered from a natural blend of minerals. These minerals are processed and kiln fired to produce a 100% natural ceramic products that are made into a scientifically formulated particle size distribution perfect for growing tomatoes, plants and other vegetables. Zeolite is added to further enhance Profile granule’s nutrient holding capacity. Profile outperforms competitive products by balancing air and water, holding more water and storing more nutrients. Profile will permanently improve any hydroponic system and can be reused over and over again. Easy DirectionsFollow these simple steps for planting in containers using Profile Hydroponic Growth Medium: 1. Fill your container with Profile Hydroponic Growth Medium leaving approximately 2 ½ inches from the top free of material.2. Carefully remove your plug from the propagation tray and place in the middle of your container on the top of the medium.3. Fill around the plug with Profile Hydroponic Growth Medium making sure you have contact with the entire plug.4. Rinsing is not necessary, but water immediately to charge the ceramic particles. For Ebb-Flow systems:Fill your container with a volume of Profile proportional to your recirculating pump. For NFT Systems: Total depths of Profile should be adequate to support and keep root crown above water. Applications InstructionsIt is recommended to use 100% Profile by volume in the growing mix Container/ Bed/ Pot 100% (lbs. of Profile to add) 1 gallon 5.05 3 gallon 15.15 5 gallon 25.25 10 gallon 50.50 50 gallon 252.50 100 gallon 505.00 Photo shows example of one 2 gallon bag. You will be receiving 2 dry gallons (7.57 liters) Professional Hydroponic Growth Medium. 96 Normal 0 false false false EN-US X-NONE X-NONE