Eg1 (Borris, 1970)

Originally cited by Borris, 1970. Vermehrung europäischer  Orchideen aus Samen. Der Erwerbsgärtner, 24, 349-51.

Ca(NO3)2 * 4 H2O  500 mg  FeSO4 * 7 H2O  20 mg  K2HPO4  250 mg  KH2PO4  250 mg  MgSO4 * 7 H2O  250 mg  (NH4)2SO4  250 mg  Nicotinic acid  2 mg  Pyridoxine  2 mg  Thiamine  2 mg  Optional: coconut milk  20 g  Sucrose  20 g  Agar  18 g

Source: Rasmussen, H. Terrestrial orchids from seed to mycotrophic plant. Cambridge University Press, Cambridge. 1995.