The `` Aquila '' saffron , or `` zafferano dell ` Aquila '' , is defined by high safranal and crocin content , distinctive thread shape , unusually pungent aroma , and intense colour ; it is grown exclusively on eight hectares in the Navelli Valley of Italy 's Abruzzo region , near L'Aquila .
The `` Aquila '' saffron ( `` zafferano dell ` Aquila '' ) -- defined by high safranal and crocin content , shape , unusually pungent aroma , and intense colour -- is grown exclusively on eight hectares in the Navelli Valley of Italy 's Abruzzo region , near L'Aquila .