Found this Wall Street Journal article on Lavish Gardens Sprout Up on Luxury Penthouse Roofs interesting to say the least - might need a regional forum for NYC! This definitely wouldn't fit the frugality forum for sure.
"I'm guessing that it might have been, by itself, a half-million dollar installation," said Mr. Whitcomb. "By high summer, it looked absolutely wonderful. Then began the cold weather, and the wind blowing off the steppes of New Jersey. By April, the wind had taken off almost all the plant material and most of the soil."
Windbreaks people! Windbreaks!
You get good luck from rubbing the belly of a tiny ad:
montana community seeking 20 people who are gardeners or want to be gardeners