Lawn and Garden: Plants
A healthy lawn increases the value of a property, reduces soil erosion, cools the air, and reduces glare and noise. It also filters and traps sediment and pollutants that could otherwise contaminate surface waters and groundwater.
A plant that normally lives for more than two years. Trees and shrubs are perennial plants. Some perennials die back to the roots each winter but new shoots grow again in the spring. [AGROVOC]