Thus the roof should be weeded periodically to remove invasive species and to prolong the life of the plants and growing medium.
Low maintenance green roof.
Designing a green roof for low maintenance with the arrival of the spring and summer months comes the mission of maintaining our landscapes.
In the spring the gutters and drainage channels will be cleared any weeds removed and fertiliser applied.
A sedum green roof can be maintained easily in two visits one in the spring and one in the autumn.
Regardless of the plants selected a green roof still requires maintenance that a traditional roof does not.
For full value to the person and the planet he suggests extensive green roofs a substrate of less than 200 millimetres deep to ensure biodiversity and minimal maintenance.
The option to specify a substrate system allows for a wider variety of vegetation to be chosen.
Sedum green roofs require very little maintenance as they are very hardy plants and don t require much attention to keep them healthy.
Throughout north america there are many beautiful living roofs dotting our urban landscape that also require care.
Weeds and other plant seeds are likely to be deposited on the roof by birds insects and the wind.