Intensive Green Roof Plants

Semi intensive intensive plants.

Intensive green roof plants. Green roofs are classi cally described by the depth of the growing medium extensive semi intensive and intensive. Cases similar species will be used to preserve the desired look and character of the green roof. 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. Succulents these are exceptional plants to consider and they are used to cover an important area of green roofs.

Small succulents are low maintenance plants. Phlox subulata multiple varieties moss or creeping phlox. The semi intensive green roof at hamerschlag hall features a 2 5 inch drainage layer with a 2 5 inch extensive growing medium mix. These roofs will have grasses ground covers flowers shrubs and even trees.

Intensive green roofs are widely used on commercial buildings where owners want to have large green areas that incorporate all sizes and types of plants. Intensive green roofs require the deepest soil and have the greatest impact on the structural design but they also accommodate all types of plantings including large shrubs and trees. Intensive green roofs are similar to landscaping found at ground level and require media depths greater than 6 inches and have intense maintenance needs. They grow with little soil and practically no water.

Succulents such as sedum are often chosen for extensive green roofs because they withstand harsh conditions and minimize water loss. Because extensive roofs are lighter than other green roofs they require a specific type of vegetation. By contrast extensive green roofs use shallower media depths less than 6 inches and require minimal maintenance. Plants for extensive green roofs should have low growth height rapid growth spreading and fibrous roots that have high drought tolerance.

Plants for an extensive green roof. Here is a list of 10 of the best plants in various categories that you can use. Extensive green roofs have a growing depth of 3 to 6 inches and are typ ically lighter in weight with a saturated weight of 15 to 30 pounds per square foot. Weston 1 format word 97.

Ice plant 4 6 12 24 multiple green summer.