Growing gardenias.

Question

Have not been able to save my gardenia plant. Please give me the steps to follow.

Answer 1

You did not mention how the plant looks -- whether the leaves have dropped or if you have an infestation of some kind. Here's an article about growing gardenias.
https://www.gardeningknowhow.com/ornamental/flowers/gardenia/gardenia-plant.htm

You may find other articles here that specifically address the problems you're having: https://www.gardeningknowhow.com/search?q=gardenia