Space between Column’s children in Flutter. You can use Wrap() widget instead Column() to add space between child widgets.And use spacing property to give equal spacing between children:
spacing: 20, // to apply margin horizontally
runSpacing: 20, // to apply margin vertically
If you like this question & answer and want to contribute, then write your question & answer and email to freewebmentor[@]gmail.com. Your question and answer will appear on FreeWebMentor.com and help other developers.