We are hoping to get a few beans this fall too. Tomatoes have quite a few blooms. Main problem this year has been every single tomato disappears while still very very green.
I think the squirrels have been eating them for moisture.
I had the same problem. It seems to have gotten better since I started using this
http://www.critter-repellent.com/squirrel/squirrel-repellent.php