Pull weeds by hand, removing the roots
Use a hoe or hand weeder to cut weeds below the soil surface
Apply mulch to block sunlight and prevent growth
Pour boiling water directly on weeds
Spray vinegar on small weeds
Use a flame weeder on cracks and hard surfaces
Cover the area with cardboard or landscape fabric
Mow or trim weeds before they seed
Remove weeds regularly before they spread
Apply a selective or non-selective herbicide as directed on the label