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Normally, extensive green roofs are not designed for pedestrian traffic. Occasional foot traffic by an maintenance worker would not be a problem for most commonly used plants. ... more
ecoearthdesign.com
/faq.html
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Generally, extensive green roofs are not designed for pedestrian traffic. But the occasional incursion by an inspector or maintenance worker would not be a problem for most commonly used plants. ... more
greenroofplants.com
/faq.htm
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