By Trisha Gedon STILLWATER, Okla. – A flowering bush or plant in full bloom looks beautiful in the landscape, but when the flowers begin to fade and wither, they should be removed to help other blooms take their place, said David Hillock, Oklahoma State University Extension consumer horticulturist. “This process is called deadheading and it’s good for the plant. Most annuals and many perennials will continue to bloom throughout the growing season if gardeners will…