But the biggest saffron cultivation in Italy is in San Gavino Monreale , Sardinia , where it is grown on 40 hectares , representing 60 % of Italian production ; it too has unusually high crocin , picrocrocin , and safranal content .
But in Italy the biggest saffron cultivation , for quality and quantity , is in San Gavino Monreale , Sardinia . There , saffron is grown on 40 hectares ( 60 % of Italian production ) ; it also has very high crocin , picrocrocin , and safranal content .