Perennials
Perennials are a great option to complete your yard with flowers or foliage that come back every year.
Perennial plants work in multiple situations such as; in whole garden beds, in combination with annuals and bulbs and as accents to shrubs and trees.
Another place perennials can be used is in window boxes or planters, keeping in mind that when planted in containers, perennials act as annuals.
Some popular suggestions are, lilies, hostas, peonies, bleeding heart and lavender.