Find plants native to your state's ecology.
Find plants that host important pollinator species.
Search for native plants by height, bloom time, color, light and soil conditions
Lady Bird Johnson Wildflower Center
Excellent resource for North America, find Native plants by State or Province, search plant lists, Native plant distributors and find local native plant organizations near you.
Pollinator Partnership’s mission is to promote the health of pollinators, critical to food and ecosystems, through conservation, education, and research. They have downloadable eco-region guides and zip code based searches.
Audubon's Native Plant Finder
Audubon's Native Plant Finder is easy to use. Its focus is on what plants will attract birds in the United States, you can search for flowers, scrubs, trees etc. Just enter your zip code and get started.
Prairie Moon Nusery
Prairie Moon Nursery has over 700 different native species profiled on their site. You can search for hardiness zones, height, light + soil requirements, boom time and color.
They sell seeds, potted and bare root plants. A one stop shop.
Grow Milkweed Plants
Everything you need for finding and learning about Milkweeds native to the Americas. You can search Canada, US or Central America by state or providence. The website now features a Milkweed Podcast too!
Prairie Nursery's beautiful website is packed with content and resources. Their search function allows for a variety of inputs. This is another one stop shop for Native Plants and Seeds
USDA's PLANTS Database
The PLANTS Database provides standardized information about the vascular plants, mosses, liverworts, hornworts, and lichens of the U.S. and its territories. Search by state, in addition the website has a trove of information.