Tag: scotland

Nettles

Urtica dioica Nettles appear in early spring and continue through into summer. We are often wary of this plant due to it being able to sting us. There are tiny hairs on the entire plant that when touched give us a irritable somewhat painful sting leaving us with a sensitive area of skin afterwards. These hairs contain acetylcholine, histamine, formic acid and serotonin. Acetylcholine opens up the cell wall, histamine gives us the reaction and…