The greenest of the Hawaiian Islands is undoubtedly Kauai. Called the Garden Isle, famed for being less developed and unconquered by the pressure of economic growth; the beauty of Kauai is undisputed. She owes much of her beauty to her lush forests. Hiking the rainforest of this beautiful island you are sure to discover the greenest of greens. You will find the broadest spectrum of green hues in the smallest fern frond, to the sweeping landscapes of the towering vegetated mountains, adorned with waterfalls feeding the flora of this green land.