There is an ingredient that we can easily find in the kitchen cupboard that can be used to strengthen the immune system of the perennial plant. We are talking about glucose, which can be diluted in water and can be used as a fertilizer to feed orchids.
The roots of the plant themselves are predisposed to absorb sugary substances , but it must not be exceeded too much because the function of reversing the osmotic process and causing dehydration of the plant.
Therefore, it is a good idea to add a little glucose to the soil, but be careful not to exceed as it could encourage the proliferation of bacteria and fungal spores.
This should be done on a monthly basis. Many nurserymen recommend adding a little milk, which can also be used to clean the leaves, to make them shiny and to remove specks of dust on the leaves and flowers of the plant. expired milk can have a second life and can be used as a natural fertilizer.