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 ...

Reforestation of degraded lands in the tropics is one of the most important goals of ecological restoration. Restoration of montane wet forest is in progress at Hakalau Forest National Wildlife Refuge ...

Tree topple: Acacia confusa trees were planted on roadside slopes across Hong Kong in the 1950s and '60s but are dying fast, posing safety risks. Declining health: Baptist University College of ...

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 ...