Lightweight Plants For Flat Roofs

It s lightweight and easy to install.

Lightweight plants for flat roofs.

A deciduous shrub with a funky common name harry lauder s walking stick corylus avellana contorta twists itself into seemingly unfathomable shapes that are good sculptural plant accents to a rooftop garden. Sedum vegetation blanket instantly providing at least 90 coverage on an extensive green roof. It reduces loading on the structure of the building even when saturated with water up to xx lightweight substrates that incorporate expanded clay are compatible with all climates and all plant types e g. A roof garden usually consists of larger planters filled with a mix of evergreens flowers shrubs and grasses.

Carex nigra is technically considered a sedge and is often used on living roofs because its roots require less soil than most other grasses or grass like plants. A green roof can be done on any roof even a slanted one. 40mm high perforated edge drainage trim for bauder sedum blanket. In terms of handling and for practical reasons soil alone or topsoil for roof gardening can be difficult to work with in comparison to manufactured soilless media.

Try dry habitat perennials and ornamental grasses such as rudbeckia achillea potentilla armeria dianthus helictotrichon sempervirens stipa tenuissima and even bulbs such as muscari or small allium species such as allium flavum and a. But such a low slope holds snow and water much longer than a steeply pitched roof and therefore needs a very different material to stay watertight. 1 xf301 sedum blanket system with integrated water retention and filter layer. Flat roofing is not actually flat.

Ensure the container is lightweight and has ample drainage holes in the base. It has a very low slope between 1 4 to 1 2 inch per foot so that it drains water. A step up in size and cost from sedums is wildflowers especially hardier lower growing natives alpine plants and bulbs. A green roof usually consists of shallow plastic or metal trays filled with sedums grasses or perennial wildflowers.

Use a layer of lightweight drainage material at the base of the container such as polystyrene plant trays broken into crocks. 2 al40 edge trim frames and retains the xf301 system. The heart shape foliage on the shrub or small tree which can reach 10 feet tall and is hardy in zones 4 8 is interesting too. Sedum grass herbaceous perennials shrubs trees or horticultural plants including urban vegetable gardens.