Watcher of the Roads

Small flowers grow in your footsteps, vanishing again a few seconds later. Any movements that you make while this spell is active cannot be tracked by non-magical means, spells of level three or below, or items and abilities that replicate the effects of spells of level three or below. Animals also cannot scent your trail.
At higher levels. When you cast this spell using a spell slot of 4th level or higher, the time period that this spell is active for increases by 10 minutes for each slot level above 3rd.