Recommended resources
"The PLANTS Database provides standardized information about the vascular plants, mosses, liverworts, hornworts, and lichens of the United States and its territories. It includes names, plant symbols, checklists, distributional data, species abstracts, characteristics, images, crop information, automated tools, web links, and references."
PA.gov native plant information and resources
Vast network of resources dedicated to working with native plants, fighting invasives and more
Ladybird Johnson Wildflower Center
A robust database of North American plants, complete with specific information on care requirements, descriptiosn and images to aid in identification
Biota of North America Program - Plant Atlas
A vast and comprehensive information network, BONAP is a program focused on documenting and understanding the distribution of plants and animals in North America
User-friendly database packed full of information on the many plants in PA
"The Pennsylvania Native Plant Society advocates the conservation of native plants and their habitats and promotes the increased use of native plants in the landscape.
We are an all volunteer, member-based, non-profit organization. You can support us by becoming a member, making a donation, and/or volunteering."
Audubon Native Plants Database
Native plant info from the perspective of avian habitats
Invasive Plant Information
National Invasive Species Information Center (NISIC)
Invasive species information; covering federal, state, local, and international sources.
DCNR Invasive Plant Fact Sheets
A full list of the invasive plant species in PA, with overviews of their history, ecological threat and control methods.
Forest Service Invasive Species Information
Information on invasive species and what you can do