hans muster wrote:About olives: in Morocco, near Agadir, I saw wild olives in unirrigated places. The fruits were 5 by 7 mm in size, black when ripe.
Maybe they sprout easilier than cultivated olives, because there is a selection towards sexual reproduction? Or because they are more likely to be swallowed by birds?
They could still be grafted later on if good fruits are required.