Greenwood Tree Runes Amulet Pendant GW07- Charm for Positive Energy. Pewter Oak, Ivy and Holly Leaf Charm on Black Cord Necklace. Oak, Holly and Ivy are all magical trees in the Greenwood. Oak is Nature's magician, Holly guards against evil spirits and Ivy stands for good luck and fidelity. Sacred runes ring these sacred trees as a double charm. Presented in a Green Satin Pouch. Approximate Dimensions 33mm Across Pendant on Black Cord.