Photo gallery

Martin with his wife, Emily, and sons, Dillon and Drew

Plant materials can require a six- to eight-week lead time and have sunlight and hydration requirements before, during and after being planted on rooftops.

Photo courtesy of Green Roof Blocks, St. Louis

It is important that a building owner knows before purchasing a vegetative green roof that some supplemental irrigation will need to be provided.

Photo courtesy of Green Roof Blocks, St. Louis

Fertilizing vegetative green roof plants for the first three to five years will allow the plants to establish root systems and foliage necessary to become self-sustaining.

Photo courtesy of Green Roof Blocks, St. Louis

Weeds regularly should be removed from vegetative green roofs to prevent them from becoming a huge chore.

Photo courtesy of Green Roof Blocks, St. Louis

Screws and one of the metal decks used during the test

Photo courtesy of Jim D. Koontz & Associates Inc., Hobbs, N.M.

Debris collected below one of the decks

Photo courtesy of Jim D. Koontz & Associates Inc., Hobbs, N.M.

A Marty Robbins Roofing employee installs soffit and dentil mould

Photo courtesy of Marty Robbins Roofing Co. Inc., Dothan, Ala.

Eye Center South's new Dutch-inspired roof system

Photo courtesy of Marty Robbins Roofing Co. Inc., Dothan, Ala.