Nutirents (Please Help)

After the first month, I will be giving my plants Miracle Gro Water Souluble Plant food, how often should I give this them?


Into flowering I will give them Orchid Fertilizer with contents:

Plant Prod Orchid Fertilizer

25-10-10 Formulation

And how often should I give each..

Strain = Afghan Low Ryder.
 
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