Plant and Crop Growth: Maximizing plant and crop growth efficiency
relative to oxygen and food generation

• What plants have already been grown in space?
  
  
• What plants grow well in space...and why?
  
  
• Does a plant know which way is 'up' when grown in low- and zero-gravity environments...and does it matter?
  
  
• What is the edible fraction of plant growth...versus inedible?
  
  
• Can we optimized plant uptake of carbon dioxide?
  
  
• Can we use plants to process wastes?
  
  
• Can we eat plants used to process wastes and waste residuals?