Anyone familiar with plants or gardening knows that in general, plants need three things: water, sunlight, and nutritious soil. However, the balance between those three elements can get quite specific, and if it is thrown off can lead to disease or worse for your plants. Grass is no different, and because you can't bring your lawn inside for the cold months, proper year-round care is essential. We've put together a quick guide on how best to water your lawn for all four seasons of the year.