2-3in. Dischidia ovata, also called Watermelon Dischidia, is a cousin of the Hoya that is native to New Guinea and northern Australia. Its leaves emerge in a reddish/pink color, and slowly transition to a deep green with silver streaks that resemble a watermelon. Planted in a high-quality tropical plant soil. Provide bright, indirect light. Allow soil to fully dry between waterings.