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Questions regarding living organisms of kingdom Plantae, such as tomatoes, squash, and apple trees.

8 votes
5 answers
1k views

Would it be feasible to use natural light to grow plants on Mars?

Would we need to use natural lighting to grow crops on Mars instead of just going with artificial LED lights? What are the pros and cons of using natural lighting, and do you think that a future Mars …
opaque_dragon's user avatar
18 votes
4 answers
16k views

How many plants would be needed to produce oxygen enough for 20 humans?

Does it depend on the type of plants and how much sunlight they get too? …
opaque_dragon's user avatar