Gisela Graham Gold Glitter Ballerina Ballet Christmas Tree Decoration

How many lights do I need? The manufacturer's recommended tree height for this set of lights (7ft) is based on one that can be seen from every direction, e.g. a fir tree in the garden, and therefore you wrap the lights all the way round. However, if you are using them on an indoor tree that is placed in the corner of a room or an outdoor tree that backs on to a wall or fence, then you may decid...