Just as in many parts of the world the arrival of spring is heralded by cherry and almond blossom, in Mexico City it is the jacaranda trees that mark the arrival of the season. Since the climate in this region is not particularly cold in winter and there is no shortage of sunlight, the vibrant lilac blossoms have come to send other messages to those in Madrid, Paris, Tokyo and Washington. For some years now, the violet flowers of the jacarandas have been heralding the social movement.
