Perhaps he goes to a different garden every day of the week, so, in the course of the week, he sits in every one of the seven gardens near his home or place of work. Probably meeting a different girlfriend each day for lunch.
Very mystical sentence
aní yoshév be-chol achát mi-shéva ha-ginót beméshech ha-shavúa.
This was screwing with my head until I realized שבע הגינות is a smichut.
difference between במשך and במהלך?