What do plants need in their soil in order to survive?

plants need light ,water, CO2 (carbon dioxide) and nutrients ,this things provide them to grow healthy and strong.

*you can add some peals of fruits and vegetable to give them an extra nutrition.

*you can also put some eggshells because eggshells has a nutrient that can help a plant grow.

*you can also add heat to speed up the growth of the plant - make it bigger (however, this reduces the life time it has)

plants are delicate things so do not over water them