Studies show that people who spend time cultivating plants have less stress in their lives. Plants soothe human beings and provide a positive way for people to channel their stress into nurturing.
Gardening can act as therapy for people who have undergone trauma. The act of nurturing something is a way for people to work through the issues surrounding traumatic events and improve their mental health.
Beautifying path ways can have the dual effect of increasing satisfaction with the pathway landscape and creating a natural median. People are much less likely to accidentally walk over a median if there is adjourning landscaped area.