Fertilizer-based medium for European terrestrials

Originally cited by J. Kanis, from R.J.A.H. Meijer

Used for a variety of European orchids. 

Peters 20-20-20 or Plantprod 20-20-20 1 g Yeast extract  1 g Vitamin B complex (Heller or Nitch-Heller sol’n Qty not specified Agar 5 to 6 g Sugar  15 to 20 g

pH will require adjustment to a suitable level.