Irene Kightley wrote:Number one is possibly St John's Wort Hypericum perforatum
I'm not sure about 2
3 is a sage - possible Clary Sage Salvia sclarea but check the base of the plant and look for larger flatter leaves.
4 is Black eyed Susan vine Thunbergia alata,
The flowers of #3 are similar to the broad leaf sage that I grow, but the leaves point me to mint family still.... I'm thinking maybe Heart Leaf Skullcap? another type of skullcap? Thanks for your help Irene!