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Author Question: Why are some houseplant species so much more expensive than others? What will be an ideal ... (Read 47 times)

2125004343

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on: Jul 22, 2018
Why are some houseplant species so much more expensive than others?
 
  What will be an ideal response?

Question 2

What are some of the sources of indoor air pollution?
 
  What will be an ideal response?


Andromeda18

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Reply #1 on: Jul 22, 2018
Answer to Question 1

Because they are not easy to propagate and /or are slow growing.

Answer to Question 2

Ink, paint, dye, plastic, synthetic fabrics, particle board, fire retardants, insulation, cleaning agents, paper bags, varnish, and adhesive


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