Common or Large Catnip Vs Stinging Nettle
If it's nettles, touching the stem will sting your hand for a good chunk of time, hence "stinging" nettles. If it's catnip, you'd notice a In addition to the leaves being alternate vs opposite, I notice that it has a more "aggressive" look to it(imagine that!)The serrations on Harvesting and Drying Stinging Nettle For Supplement Use ...