Perennials are known as the backbone of any garden. Their abundance of blooms and beauty will be sure to show off in any area that they are planted. These perennials have been chosen due to them being some of our top sellers. We have also done our research to ensure that they will thrive well in the state of Pennsylvania. Unlike, annuals these plants will rebloom for several years from the same root as the year prior. We hope that you are able to find what you looking for much easier with this list. If you have any suggestions or additional comments please do not hesitate to leave a comment at the end of your purchase.