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2. Organic hydroponics - Wikipedia

   en.wikipedia.org/wiki/Organic_hydroponics

   Organic hydroponics is a hydroponics culture system based on organic agriculture concepts that does not use synthetic inputs such as fertilizers or pesticides. In organic hydroponics, nutrient solutions are derived from plant and animal material or naturally mined substances. [1] Most studies on the topic have focused on the use of organic ...

3. Cannabis cultivation - Wikipedia

   en.wikipedia.org/wiki/Cannabis_cultivation

   Example of a small hydroponic system for cannabis cultivation. Hydroponic cultivation generally occurs in greenhouses or indoors, although there is no practical obstacle to growing outdoors. In general, it consists of a non-soil medium exposed to a nutrient and water flow. These two cannabis plants are being grown in a DWC (deep water culture ...

4. Hydroponics - Wikipedia

   en.wikipedia.org/wiki/Hydroponics

   Passive sub-irrigation, also known as passive hydroponics, semi-hydroponics, or hydroculture, [51] is a method wherein plants are grown in an inert porous medium that moves water and fertilizer to the roots by capillary action from a separate reservoir as necessary, reducing labor and providing a constant supply of water to the roots. In the ...

5. The 7 Best Hydroponic Gardens, so You Can Have Fresh ... - AOL

   www.aol.com/lifestyle/7-best-hydroponic-gardens...

   It’s time like these when we wish we actually followed through with expanding our at-home garden. Who wouldn’t want easy access to freshly-grown herbs and veggies and skip that trip to the ...

6. Cannabis sativa - Wikipedia

   en.wikipedia.org/wiki/Cannabis_sativa

   In soil, the optimum pH for the plant is 6.3 to 6.8. In hydroponic growing, the nutrient solution is best at 5.2 to 5.8, making Cannabis well-suited to hydroponics because this pH range is hostile to most bacteria and fungi. [citation needed]

7. Hoagland solution - Wikipedia

   en.wikipedia.org/wiki/Hoagland_solution

   The Hoagland solution is a hydroponic nutrient solution that was newly developed by Hoagland and Snyder in 1933, [1] modified by Hoagland and Arnon in 1938, [2] and revised by Arnon in 1950. [3] It is one of the most popular standard solution compositions for growing plants , in the scientific world at least, with more than 21,000 citations ...