These plants typically first bloom in May and some may continue blooming into later months. Click an image to enlarge and to see scientific name.
- Bugle
- Celandine
- Cleavers
- Clustered snakeroot
- Common cinquefoil
- Common fleabane
- Crown vetch
- Cypress spurge
- Dames rocket
- Early meadow rue
- European columbine
- False solomon’s seal
- Fragrant water lily
- Golden ragwort
- Great wood sorrel
- Herb robert
- Hop clover
- Indian cucumber root
- Japanese barberry
- Japanese honeysuckle
- Least hop clover
- Mayapple
- Pink azalea
- Poison ivy leaves
- Red clover
- Star chickweed
- Sweet cicely
- Violet wood sorrel
- White campion
- White clover
- Wild blue phlox
- Wild stonecrop
- Yellow hawkweed