Vandals are stripping trunks in a Manoa park, possibly for hallucinogenic properties. The bark of Acacia confusa, an invasive species from Southeast Asia, also is rich in tannins, used in textile dyes ...

Koa (Acacia koa) is a legume tree native to Hawaii. It is found on all the big islands and grows from near sea-level to the tops of the mountains, although it prefers the moist sites between 3,000 to ...

Reforesting degraded landscapes with native, high-value timber trees may contribute to biodiversity protection while also increasing the economic value of the land. Ideally, reforested areas should ...

We tested whether variation in growth of native koa (Acacia koa) forest along a rainfall gradient was attributable to differences in leaf area index (LAI) or to differences in physiological ...

U.S. Forest Service scientists with the Institute of Pacific Islands Forestry have completed a study on ways to make high-value koa trees grow faster, while increasing biodiversity, carbon ...

MEMPHIS, Tenn. — The National Hardwood Lumber Association (NHLA) has introduces a national grading standard for Hawaiian Acacia koa—a milestone in recognizing the commercial resurgence of one of the ...