How to make solution A5 for NASA’s growth medium 1966 Published on December 12, 2016 by Natan Gammer To access this post, you must purchase NASA's Original Spirulina Culturing Formula 1966 or Spirulina Network Premium Membership - 4 Calculators + Extras Already a member? log in« PreviousNext »More on this topic A Super Easy Trick You Can Do Right Now to Boost Spirulina Growth Using Carbon Dioxide How much Spirulina can I harvest per day – Free Harvesting Calculator! 5 Rules Of Thumb For Maintaining A Healthy Spirulina Culture