Plan for repetition. Too many individual plants can be as overwhelming as too many colors. Using the same plant throughout the space creates a sense of rhythm. Chose one to three plants that you can use throughout the flower bed to achieve this effect.
(herb garden idea) Got Pallets? Don't feel like turning up a bunch of grass? Use a pallet as a garden bed - staple garden cloth on the backside of the pallet fill with dirt and start growing! Courtesy of: Backyard Diva