Hi! How are you doing? According to the fact, that I am just a beginning gardener I am not much experienced. I have got many plants in my home, starts from orchids, through cactuses, suculents, to some carnivorous plants. Are there some preparations that I should use to keep them in good form? I am looking forward your answers, because I don't want them to wither!

Hello and welcome.
You have many different kinds of plants. Each kind may have different needs for soil, water and light . Do some reading about them.
We love to talk about plants. If can ask more specific questions about certain plants, or types of plants, someone will try to answer. If you ask a question spcifically about a plant you have, it is best if you attach a picture.