Selection of terrace garden plants completely depends up on the factors listed above.
Garden wooden roof for plants to grow on.
Whether it s fruit shrubs vegetables or herbs most edible plants can be grown in a container on a roof.
Mops will grow up to 1m in height when planted in a large container of soil based compost.
Avoid using just one species of plant across the entire roof.
They can be created for example on a gently sloping shed roof by building a grid of wooden cells on top of the roof and filling the cells with compost.
Edible plants adapted to container growing.
The main difference with a sloped roof is the addition of cross pieces perpendicular.
If your roof is painted black it will be significantly hotter than a white or silver roof black roofs in new york city can reach 170 f on a very hot day and you ll need plants that can survive such.
In general better to choose large containers when growing plants for terrace garden because in large containers plants grow more easily.
Rosa rose roses make a good specimen in a roof container garden where the colourful blooms provide a point of interest from summer to autumn rosa flower carpet series is a spreading ground cover rose.
To stop plant roots and water penetrating the roof cover it with either a 300micron thick damp proof membrane from diy shops or a butyl pond liner from a garden centre.
You could also use a long pergola to divide up areas of the garden into rooms.
To grow even more plants up pergolas trellis panels can be attached giving additional support for climbing plants.
Ensure plants establish properly by watering for the first year after planting.
A mix of species helps to make the community that emerges more resilient and more interesting.
For extra shade consider adding screening in the form of curtains or a canvas cover on top.
You ll be better off growing shade loving plants.
Taking cuttings or sowing seed to grow on and transplant will of course be cheaper still.
These need 10 20cm 4 8in depth of growing medium enough to support perennials but not shrubs and trees.
Suitable waterproofing root barrier drainage and filter layers are necessary.
The vegetable plants that are the best adapted to container growing are the vegetables and herbs that are grown for their leaves like chards spinach and kale.
It goes without saying that in order to grow a roof garden you must have a roof.
This is where a living roof crosses over to become an herb garden.