Audubon and Bird Town
Audubon Pennsylvania
National Audubon Society
Bird Town
Bird Town Forum
Bird Town of Lower Frederick Township Blog
Bird Town of Lower Frederick Township (Facebook)
Bird Information
All About Birds
The Cornell Lab of Ornithology
eBird of Pennsylvania
Great Backyard Bird Count
Local Organizations
Radnor Conservancy
Radnor Township Environmental Advisory Council
Radnor Memorial Library
Radnor Township
Rain Garden Plant Selection
Rain Garden Plant Database
iConservePA Plants Database
Perkiomen Watershed Conservancy – Native Plant List
USDA Plants Database
Pennsylvania Native Plant Society
Designing with Natives – Book by John Rogers
Pennsylvania Invasive Plants
PA Dept. of Conservation and Natural Resources – Invasive Plants
USDA – Federal Noxious Weeds List
Links to Articles of Interest: