Hi Josh, here in Massachusetts we have the New England Wildflower Society. They have The Garden in the Woods, which is a great place to walk around and learn about
native plants in a variety of settings.
There is a wealth of information on their website.
New England Wildflower Society
from their site:
"New England Wild Flower Society conserves native plants in the wild and encourages gardeners and landscape professionals to choose natives when they plant outdoor spaces, particularly plants grown from
local seeds, harvested sustainably in the wild.
Our mission is to conserve and promote the region’s native plants to ensure healthy, biologically diverse landscapes.
With more than a century of successful habitat restoration, scientific research, and public education dedicated to native plants, we are the established leader in the region and an expert resource for professionals in other parts of the country and the world."