Political information

Data on the pollination levels of the different plants and trees of the city of Zaragoza such as mulches, oaks and oaks (quercus), olive trees, walking bananas, plains, urticaceas (ortigas and parietaria), cupresaceas (cipreses, yours and junipers), sky tree, poplars, pine trees, grasses, ashes and weeds. Outside the maximum pollination period (March to August) the polynic information is of weekly periodicity.