Growing Medium

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Across
  1. 3. smallest mineral component of soil
  2. 7. component of soil from living things
  3. 10. the naturally occuring top layer of the earth's surface
  4. 11. the larget mineral component of soil
  5. 12. gray/white material from volcanic ash
  6. 13. material in which plant roots grow
Down
  1. 1. method of growing plants in water
  2. 2. parially decomposed vegetation with a high moisture holding capacity
  3. 4. misplaced soil
  4. 5. heat treated mica
  5. 6. medium sized mineral component of soil
  6. 8. adds organic matter to soilless mix
  7. 9. medium that contains no soil