Boundary
The drawing gives no organism count, local water result or growth result.
Complete source
Fictional balcony display sketch shows leaf bits and spaces in sealed soil material. F3 describes soil roles for organisms and water as well as plants.
Invitation
Choose two roles for a visitor's fold-out card and one specimen question.
Next try
Ask what observation would help tell who lives in one actual pot, without opening it now.
Ordinary possible response
Soils can provide habitat and regulate water; the source supports the general roles.
Title
Pot label with more than plants