Another positive impression of incorporating green walls in urban planning is on the social perspective. It is proven that, greenery can improve mental health and wellbeing. Having green spaces and views and the ability to access to such areas in cities help to relieve stress and pressures cumulated by living and working in busy and crowded cities. This improves the quality of social living within the respective area. Residents living in an area surrounded by greenery have lower crime rate and post lower level of fears hence green walls can be a part of this greenery project in an urban planning. The communities living in such area enjoy a higher public esteem [15].
It is known that green walls are unlikely to be graphitized. They improve the quality and perception of the urban environment. They also act as a natural barrier and can provide security as a dense barrier for unwanted encounters. In four season countries, green walls can have seasonal variations in color, growth, flowers, and perfume which provide all year round interest [15]. On an agricultural perspective, green walls can provide local fruit and vegetation for the community. All this contribute to an increase in property value.
Cautiously, one must be careful to choose plants that won't release excessive pollen. This can contribute to formation of unpleasant health conditions to the nearby residences. It may also attract unwanted insects like termites causing problems to wooden structures in particul