
Coffee grounds can improve aeration and drainage in orchid mixes. Since these plants are epiphytes, they require well-drained soil.
Sustainable practices

Using coffee for orchids is a sustainable method that transforms a waste product into a useful supplement.
Using coffee for orchids
with diluted black coffee.
Preparation: Make a diluted coffee solution of one part brewed black coffee and three parts water. Make sure the coffee has cooled.
Use: Replace this solution with water during regular watering.
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