At its most basic, biology is the study of life. Exploring the function, development, and growth of living systems from the human body to global climate, the chief aim of biology is to understand processes of evolution and the genes and cells that act as building blocks in our physical world.
Fertilizer. Generally, for gardenia, acidic fertilizers are used. You can find special fertilizer for gardenia in any garden store or online. You can also fertilize it with azalea fertilizer. Application of Epsom salt once in a month during the growing season is also essential for the proper growth of gardenia. Acidic soil is the key to growing gardenias successfully.
Fertilizer is sold in different sized bags, with larger bags usually costing less per pound (kilo), so you may find you will need to choose one that offers the best compromise for your purposes. A balanced fertilizer like 8-8-8 (10-10-10, or 13-13-13) may be the best choice for your garden. Also look at these other factors: Secondary nutrients are needed in lower proportions than the basic three chemicals noted above, and help maintain the soil quality and contribute to healthy plants.