The first one looks like Motherwort. A roadside weed that has some medicinal properties.
I was going to say that the second one looks like a variety of Campanula, but Otter's probably right.
And the third one is a mystery.
"One cat just leads to another." - Ernest Hemingway
Meowy Meowers - Angus n' Finn - 5 yrs old
Barky Barker - Skylar - 4 yrs old??