Living in an urban environment should not stop you from enjoying fresh air. And having an urban garden style is one of the way to solve your problem. All you need to do is know your stuff and get creative with the space. Create an expansive park like atmosphere by surround your space with bloom; roses, perennials, annuals, flowering shrubs, trees, and plants that scrub toxins out of the urban atmosphere.
If you have no space for a garden, growing plants in containers and hanging baskets is perfect solution for your urban garden style. Or Take advantage of the existing trees by build decking around them. The strong lines of the decking, table and benches in the picture above are balanced by curves of accent pieces like the side table and round ottoman.