Coming from Aix en Provence by the A8: exit at Saint Maximin la Sainte Baume, follow Brignoles by the RN7, after 8 km take the direction of Marseille, Aubagne, Rougiers by the D1 for 900 m and the Allée du Safran is will be on your right.
Coming from Nice by the A8: Exit at Brignoles, follow Tourves, Saint Maximin la Sainte Baume by the RN7, drive 14 km and follow the direction of Marseille, Aubagne, Rougiers by the D1 (be careful not to take Tourves), do 1 km and the Allée du Safran will be on your right.