So long as you don t have colored grout which will likely fade if you use bleach you can spray the cleaner directly onto the moldy grout.
Moldy bathroom ceiling.
These make ideal conditions for mold to grow.
It can be caused by the warm temperature of the room the humidity from baths and showers low levels of natural light and poor air circulation.
Since mold is a fungus that thrives in damp environments it is not uncommon to find mold growth on a bathroom ceiling.
Stand on it and reach up to the ceiling.
A good place to start is chlorine bleach.
Place the footstool or stepladder underneath the moldy area on the ceiling.
Check that you can comfortably reach the mold and are in a safe location.
You can purchase a chlorine bleach cleaner specifically meant for bathroom mold such as tilex mold mildew remover.
To prevent mold regrowth coat your ceiling with a stain killing primer then paint over it with a mildew resistant.
Cleaning with a raised arm requires good physical strength and flexibility.
Mold on bathroom ceilings is one of the most common problems in the house.
The bathroom is exposed to excessive moisture from the shower and is often not properly ventilated producing high levels of humidity.