9 Ground Covering Plants To Help Keep Weed Growth Down For normal garden and landscape areas, these 9 groundcover plants will do the job of helping to keep weed growth down. They are spreaders or light creepers which are not invasive, so easy to keep tamed within your desired areas. Meet our 9 ground covers to help with weeds. Each is growing in small pots and can be planted now. Creeping Phlox - Once creeping phlox blooms in spring, the evergreen foliage begins growing and spreading. Burgundy Glow Ajuga - Spring to early summer spikey flowers make ajuga interesting. Otherwise it spreads...