Orchid Terrestrial Medium (OT-1)
    Contains 400 mg/L Calcium Nitrate and 400 mg/L Casein; without Ammonium Nitrate.
    Terrestrial & Seed germination medium for Cypripedium

Orchid Terrestrial Medium (OT-2)
    Contains 600 mg/L Calcium Nitrate and 200 mg/L Casein; without Ammonium Nitrate.
    Terrestrial & Seed germination medium for Cypripedium

Orchid Terrestrial Medium (OT-3)
    Contains 400 mg/L Calcium Nitrate: without Casein,
    Contains the macro- and micronutrients, D-Glucose and Agar (Steele).
    Terrestrial & Seed germination medium for Cypripedium



Component (mg/L)

 Molecular Formula

OT-1

OT-2

OT-3

Ammonium Nitrate NH4NO3     1400
Calcium Nitrate Ca(NO3)2·4H2O 400 600 400
Magnesium Sulfate MgSO4 97.69 97.69 97.69
Potassium Chloride KCI 100 100 100
Potassium Nitrate KNO3 200 200 200
Potassium Phosphate KH2PO4 200 200 200
Ammonium Citrate (NH4)2HC6H5O7 19 19 19
Boric Acid H3BO3 0.5 0.5 0.5
Cupric Sulfate CuSO4·5H2O 0.025 0.025 0.025
Ferric Ammonium Citrate C6H8O7Fe(NH3)x 25 25 25
Manganese Sulfate MnSO4·H2O 1.54 1.54 1.54
Molybdic Acid Na2MoO4·2H2O 0.02 0.02 0.02
Potassium Iodide KI 0.1 0.1 0.1
Zinc Sulfate ZnSO4·7H2O 0.5 0.5 0.5
Casein   400 200  
D-Glucose C6H12O6 20,000 20,000 20,000
Agar   6000 6000 6000

Total

 (Grams to make 1L)

27.44

27.44

28.44

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