Step 1 – Choose the Right Cage. Select a spacious cage with enough room for your parakeet to stretch their wings and move around freely. The minimum size for a single parakeet is 18x18x24 inches ...

The ideal cage size for a quaker parakeet is about 18 inches (46 centimeters) long, 18 inches high, and 22 inches (56 centimeters) wide. But this may depend on your quaker parakeet size.