The answer to 'lawn fertilization vs' is that lawn fertilization and lawn treatment are both important for maintaining a healthy, lush lawn, but they serve different purposes. Lawn fertilization involves applying nutrients to the soil to promote grass growth, density, and color. Lawn treatment, on the other hand, focuses on controlling weeds, pests, and diseases that can damage the lawn.
Lawn fertilization is typically done 1-4 times per year, depending on your climate and grass type. It provides the essential nutrients like nitrogen, phosphorus, and potassium that grass needs to thrive. Lawn treatment, such as applying herbicides or insecticides, is done as needed to address specific issues that arise. The cost and frequency of lawn treatment can vary widely based on the size of your lawn and the problems you're trying to address.