Native Hawaiian forest (IMAGE) Ecological Society of America Caption This Hawaiian forest is made up mostly of native ohia trees, which grow more slowly and use up to 2.5 times less water than exotic timber plantations. Credit Aurora Kagawa Usage Restrictions With proper credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.