Lots of fun flora:
UL Poison Hemlock (Conium maculatum), a highly toxic plant native to Europe.
LL Snowberry (Symphoricarpos albus).
UR Soapwort (Saponaria officinalis), also known as Bouncing Bet or Lady by the Garden Gate.
Middle: Catnip (Nepeta cataria), a perennial herb from the mint family.
LR Shepherd's Purse (Capsella bursa-pastoris), a common weed found in many parts of the world.