But be careful to place harmonious colors together to create unity and less color clash in the bed. White flowers or silver foliage can help to soften clashes and make it easier on the eyes. Most of all, have fun with your child and the garden . None of these design principles need to be followed totally. Do want looks good to you and your child.
Every year is a new year to learn and experiment.
Used under License. My green thumb came only as a result of the mistakes I made while learning to see things from the plant's point of view.