The Tuber XS planter designed by Haldane Martin for Indigenus - Offered in a Iroko wood finish with self watering insert. 11.7" x 11.2" x 22.1" Suitable for outdoors. The Tuber XS planter designed by Haldane Martin for Indigenus - Offered in a Iroko wood finish with self watering insert. 11.7" x 11.2" x 22.1" Suitable for outdoors.