Morning glory porch screen -- You can't eat morning glories but you can use this idea to grow green bean plants that run, such as pole beans or half runners. It will make it easier to pick them plus provide some shade and privacy on your porch.
Moonflower (Ipomoea alba) Annual: A night-blooming species of morning glory, this plant features fragrant white flowers that open from sundown to sunup, midsummer to early autumn and can reach heights of more than 15 feet
I love the Morning Glory that somehow, in spite of anything I do, or mostly don't do, somehow manages to grace my yard every year with its pretty blue flowers. This site provides tips for growing Morning Glory.