Paint wooden goose eggs and blown-out emu and ostrich eggs with acrylic craft paint as desired. Let dry. cut out botanical images from decorative paper using small scissors. Carefully trim any inner portions from images using a craft knife on a cutting mat.
Coat back of 1 cutout and decoupage using a small brush. Apply cutout to egg; smooth using tip of brush handle. Let dry. Repeat, adding designs as desired.
Decoupage with a medium brush to entire egg. Let dry.