Q.What Can I Plant In My Flower Bed At A Zone 6, Which Will Bloom By Summer.
I would like to plant something fragrant and beautiful, but easy to maintain.

Certified GKH Gardening Expert
You have a very large selection to work with, here! You can choose from Dahlias, to Marigolds, to Daisies, and many things in between.
Here are some articles to offer some suggestions: https://www.gardeningknowhow.com/ornamental/flowers/pansy/pansy-flowering-season.htm
https://www.gardeningknowhow.com/ornamental/vines/clematis/summer-blooming-clematis.htm
https://www.gardeningknowhow.com/ornamental/flowers/verbena/growing-verbena-plants.htm
https://www.gardeningknowhow.com/garden-how-to/gardening-by-zone/zone-6/zone-6-flowers.htm
https://www.gardeningknowhow.com/garden-how-to/gardening-by-zone/zone-6/plants-for-zone-6.htm