GROWING MEDIA

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Across
  1. 4. coconut fiber
  2. 9. decayed organic materials used to improve soil fertility
  3. 10. materialor substrate that supporet plant growth
  4. 12. hard protective covering of rice grains used for soilless growing media
  5. 13. decayed sphagnum moss
  6. 14. powdery collection of fine wood particles created when cutting or sanding wood
  7. 15. Cation Exchange Capacity
Down
  1. 1. measure empty space between solid particles in the soiul
  2. 2. usually animal feces used as soil conditioner
  3. 3. outermost layer of the earth that contains highest concentration of organic matter
  4. 5. exposing soul under the sun to kill or destroy pests and pathogens
  5. 6. used soil to grow plants
  6. 7. characterisctic of a growing media that resist crushing under moderate pressure
  7. 8. using materials to grow plants without soil
  8. 11. used to specify the acidity or alkalinity of soil