[header] How to give your budgie a bath [title] Fill a shallow bowl with lukewarm water. [step] Water should only be an inch or two deep. It shouldn't be too cold, as budgies are susceptible to cold. 
[substeps] You can also find baths that attach to the side of your bird's cage. If you find your bird doesn't like the bowl of water, you can also try wet grass or greens at the bottom of a (clean) cage.