Plants like gardenias, azaleas, and rhododendrons require an acidic soil to survive. Irrigating acid-loving plants with a vinegar and water solution can create the ideal soil environment. Too much acid can harm plants, as each species thrives in precise pH ranges. For example, azaleas need a soil pH between 4.5 and 5.5.
About this Author
Jessica Alzarana has a Bachelor of Music in music composition from the University of North Texas, and is currently pursuing a graduate degree in music therapy from Texas Woman's University. Alzarana's essays have been published by UNICEF State of the World Children's Report, BootsNAll, Alarana Atelier, eHow, and Travels.