Candle light wards might also be another thing. I can see Tsava Leko having wards based on candles around their caravan. Though I think his own wards where originally dolls that he used to focus elemental powers into.
Pagan Celtic Sleep Blessing (This is the original image. There is a version floating around the internet that is a crude alteration and doesn't have the artist's copyright on it. Please share this version and help spread the word about the unlawful approp