Make leaves, needles and berries. Thin dark green icing with a small amount of water. Use tip 2 and dark green icing to pipe outlines of leaves. Use edge of square design decorating brush to brush icing outlines towards center of leaves. Use tip 2 and dark green icing to pipe center vein.
For pine needles, use tip 3 and green icing to pipe lines.
For berries, use tip 10 and red icing to pipe dot berries at center of pine needles.