Green Roof Maintenance Requirements

It should include a site map green roof type planting schedule and irrigation controls.

Green roof maintenance requirements.

Write a maintenance plan and familiarize the fm team with it. Maintenance requirements may include inspection of the roof membrane and drainage flow paths. Impervious roof areas that drain to these green roofs can be also considered as disconnected impervious cover and thus included in the green roof s dcia reduction. Plant species are selected so that the roof does not need supplemental irrigation and requires minimal infrequent fertilization after vegetation is initially established citation.

Intensive green roofs can have maintenance requirements equal to a ground based landscape and are often best left to the professionals. We cater for all budgets and requirements. All roofs require a minimum of two inspections a year to ensure that the outlets etc are maintained regardless of the type of green roof. Finally i wanted to recommend one last resource that will help you keep tabs on how the pros do annual checks of green roofs in bigger buildings.

Doee stormwater management guidebook chapter 3 2. Once a green roof is well established maintenance requirements are usually minimal. Because a green roof is a living system the maintenance plan may require a certain amount of modification over time as the roof matures and you come. Inspect the green roof at least 5 times a year for weeds and seeds carried by the wind and remove these.

After the green roof is first installed you need to check plantings every week or two creath. This will enable the plants to sink their roots into the substrate. An intensive green roof will require the regular maintenance associated with the planting scheme and landscape design whereas an extensive green roof will need only minimal maintenance to ensure that any. Green roof systems are typically designed using hardy drought resistant varieties that can thrive in a harsh roof top environment.

If the green roof is installed in a warm and dry period we recommend watering the green roof regularly for the first 2 to 3 weeks. Green roofs are appropriate in most of the properties in the city including residential commercial industrial and institutional properties. Inspections should address overall plant health moisture levels and drainage pathways. Green roof maintenance involves watering weeding and plant care.

Proactive maintenance will always be best. Green roofs that meet minimum growing medium thickness requirements are permitted a dcia reduction equal to the entire area of the green roof. Extensive green roofs typically don t require built in irrigation systems in most regions. Green roofs will require a level of maintenance comparable to at grade landscapes.

They also have training spraying and working with hazardous materials as well as full certificates for working with mansafe systems.