Factors that Affect the Oil

Rich and aromatic, olive oil is produced only from green olives.
As for the color, aroma and flavor vary and depend on the following factors:

Variety of olives.
The location and type of soil, where it is grown.
The environmental and weather conditions under which it is grown.
The maturity of the olive.
The time and manner of harvesting of the olives.
The period following the harvest of olives to produce the olive oil.
The production process of the olive oil.
Techniques of storage, how the packaging of the oil and the way in which the olives are transported to mills.