Lamium maculatum is a prostrate, spreading, This species is very variable in terms of leaf size and shape, hairiness and flower colours. It reaches on average 20–80 centimetres (7.9–31.5 in) in height. It has erect, hollow and pubescent stems, branched at the base only. The soft hairy leaf blades are about 2–10 centimetres (0.79–3.94 in) long. They are sometimes spotted (hence the Latin name maculatum), toothed with long petioles, about 2–4 centimetres (0.79–1.57 in) long. Their shape varies from ovate-triangular to heart-shaped.