Verdant – Adjective –  green with growing plants

Source : http://www.merriam-webster.com/dictionary/verdant?show=0&t=1381809816

Dense urban jungles and resplendent verdant parks. – The Happiest and Saddest Places in New York City According to Twitter

The author in this article was trying to compare the two extremes of New York City by giving it’s cons and pros. Verdant  happened to be describing the parks he was using to describe and he meant parks that are filled with greens and plants.