These flowers are blooming along the edge of the field now-what are they?

Not far from the patch of flowers is the old home garbage dump where the amazing Petra dog found this new dog toy:

I've been making "cages" for the fruit trees from old rusty farm fence scrounged from the property lines.

This Feverfew plant(thanks Eric and Becca) is also currently in bloom. Also known as chrysanthemum. The dried flowers have been used to bring about abortion and a tea made from the dry, ground leaves is used to treat bad colds. Hmm...why not just any cold?