*Irrigation System (if applicable): Most green roofs will require periodic irrigation, especially during the first 2 months of the establishment period. See the page on [[Green roofs|green roofs]] for additional information on irrigation systems. | *Irrigation System (if applicable): Most green roofs will require periodic irrigation, especially during the first 2 months of the establishment period. See the page on [[Green roofs|green roofs]] for additional information on irrigation systems. |