Adored, feared, and fabled, the oleander is a deadly beauty. Drought-tolerant and easily propagated, it is commonly cultivated in gardens and public spaces in subtropical and tropical regions throughout the world and it is also considered to be one of history's deadliest plants.
Frank Lloyd Wright designed Hollyhock House with a stylized motif of the flower, which grow alongside the Los Angeles landmark building. The effect is a beautiful symmetry of architecture and nature, with a surprising unity of character: somehow, the concrete hollyhocks look no less elegant than the living flowers reflected beneath them.
Petunia is the new black! Our columnist Anna Laurent investigates the "Black Velvet" petunia and its specially bred dark hues. Adored by designers and admired by breeders, the flower is the most recent addition to a trend for black-flowered plants.