Although Valentien had no botanical training, he created watercolors of Californian wildflowers that are accurate, delicate and breathtakingly beautiful.
Children, the world over, have learned about the enchanting things that can happen in gardens because of Beatrix Potter.
Vita Sackville-West's luxuriant plantings create a setting of decadence and romance at the garden of Sissinghurst Castle.
Since the 14th century, there has been an ongoing debate about the relative values of "nature" versus "art" in garden design.