Perennial weeds include brambles, dandelions, stinging nettles, docks and ragwort.
Horsetail, ground elder and bindweed are also perennial weeds that can be hard to remove.
Annual weeds include chickweed, crabgrass, knotweed and groundsel.
Annual weeds can appear in either the cooler seasons or warmer seasons.
This post originally appeared on Daily Express :: Life and Style Feed