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Preplant Fertilizer (Mittleider Gardening)

Updated: Nov 10, 2023



In addition to having many recipes for custom soils the Mittleider Gardening Course Book also has many “recipes” for fertilizing your plants based on what stage of growth they are in. This preplant fertilizer provides the basic conditions that are needed for plant growth. It is added to both garden rows and seed flats.

Preplant Fertilizer Supplies

20 pounds of gypsum (powdered or pelletized)

1 pound of Epsom salt (Magnesium Sulfate)

4 ounces of borax (boron)

5-gallon bucket with gamma lid

scale


Directions


Marie Overton weighing gypsum on a red scale for preplant fertilizer for the Mittleider gardening system
weigh gypsum

Marie Overton weighing Epsom Salt on a red scale for preplant fertilizer for the Mittleider gardening system
weigh Epsom salt

Marie Overton weighing borax on a red scale for preplant fertilizer for the Mittleider gardening system
Weigh borax

Begin making the fertilizer by combining all the ingredients.


Marie Overton mixing by hand in a 5 gallon bucket preplant fertilizer for the Mittleider gardening system
mix well

Then mix with your hand or a large paddle. Be sure it is mixed uniformly. If you have a cement mixer you can mix it together there.


It is now ready to add your soil.


For more helpful videos check out our Youtube Channel: https://www.youtube.com/channel/UCClHdEfsiSI8nmUbUoa6lKQ


For an introduction to Mittleider gardening click here: https://wisdompreserved.life/introduction-to-mittleider-gardening/


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