Common Nonnative Plants
Spring
Amur Honeysuckle
Autumn Olive
Bell's Honeysuckle
Garden Star-Of-Bethlehem
Greater Celandine
Guilder-Rose
Hairy Bittercress
Japanese Barberry
Lesser Celandine
Morrow's Honeysuckle
Narrowleaf Bittercress
Norway Maple
Norway Spruce
Summer
Bastard Hellebore
Bird's-Eye Speedwell
Birdsfoot Trefoil
Bristly Lady's-Thumb
Broadleaf Plantain
Bulbous Crowfoot
Common Chicory
Common Dandelion