What's New at the Forestry Extension Website?
May 2012
NEW PUBLICATION from CTAHR: Practitioner’s Guide for Effective Non-Restricted Herbicide Techniques to Control and Suppress Invasive Woody Species in Hawai‘i [WC-10], includes information on controlling:
Acacia confusa, Formosan koa
Acacia mearnsii, Black wattle
Ardesia elliptica, Shoe button ardesia
Bambusa spp., Bamboo
Casuarina equisetifolia, Ironwood
Cinnamomum burmannii, Padang cassia
Coffea spp., Coffee
Eucalyptus spp., Eucalyptus
Falcataria moluccana, Albizia
Fraxinus uhdei, Tropical ash
Grevillea robusta, Silky oak
February 2012
Find more information about the Puna ‘Ulu Festival 2012 and International Sandalwood Symposium 2012 at Forestry Worshops.
February 2011
Lots of new photographs of trees for Hawaii forestry, publications, information on incentive programs, information on Puccina (ohia) rust, koa wilt, and other pests and diseases, and forestry links.
July 2010
Loope, L. 2010. A summary of information on the rust Puccinia psidii Winter (guava rust) with emphasis on means to prevent introduction of additional strains to Hawaii: U.S. Geological Survey Open-File Report
2010-1082, 31 p. http://pubs.usgs.gov/of/2010/1082/
June 2010
Farm and Forestry Production and Marketing Profile for Koa (Acacia koa). A new article by J. B. Friday brings together new research results and long-term experience to describe sustainable koa forest management for private forest landowners. The article is part of the Specialty Crops for Pacific Island Agroforestry series edited by Craig Elevitch of Permanent Agriculture Resources in Holualoa, Hawaii. Other articles cover black pepper, breadfruit, coconut, kava, macadamia nut, morninga, sweet potato, and other agroforestry plants with economic potential.
April 12, 2010
The government incentive programs section of our website is revised and updated.
December 18, 2009
VIDEO UPDATE: Thinning, Fertilization and Herbicide Trials to improve Koa Production
Dr. J.B. Friday, CTAHR Extension Forester, explains a research trial to study the results of thinning, fertilization, and herbicides to improve Acacia koa production. Dr. James Leary, CTAHR Invasive Weed Specialist, explains the herbicide trial and demonstrates an application (Umikoa Ranch, November 2008). ONE YEAR LATER follow-up shows the effect of the grass control (November 2009).
September 3, 2009
Koa pasture scarification, silvopasture, and plantation: On 17 August 2009, UH-CTAHR, and USFS Institute of Pacific Island Forestry, and USDA NRCS hosted a workshop on koa regeneration methods for rangelands. Handouts, slide shows, virtual field day videos, and references from the program are available.
August 31, 2009
Shade-Grown Coffee in Hawai‘i: Results of a twelve farm study in Kona: A report on a survey of coffee farms using different shade trees in Kona, including information on shade tree species, shade levels, coffee health and productivity, and carbon sequestration. By Craig Elevitch, Travis Idol, J. B. Friday, Chris Lepczyk, Virginia Easton Smith, and Scot Nelson. Published by Permanent Agriculture Resources, Holualoa, Hawaii. 2009. The full 22-page report may be downloaded from the project website.
July 10, 2009
New forestry videos posted at YouTube.
Koa Forest in Koke'e: Recovery and Threats. New forestry video posted at YouTube. Koa Field Day by Dr. J. B. Friday, CTAHR Extension Forester, and Dr. Travis Idol, CTAHR Associate Professor of Tropical Forestry. A native koa forest that regenerated after hurrince 'Iwa and salvage logging in 1982 is now threatened by invasive species. Koke'e State Park, Kaua'i (June 2009).
Establishing Silvopastures with Acacia Koa: New forestry video posted at YouTube. Dr. James Leary, CTAHR Invasive Weed Scientist, Dr. J. B. Friday, CTAHR Extension Forester, and Dr. Travis Idol, CTAHR Associate Professor of Tropical Forestry, research an innovative approach to restoring koa corridors on pastureland in Hawaii for land management to support both cattle and koa production. Herbicide trials and scarification methods are examined (July 2009).
July 7, 2009
Hawaii Department of Agriculture New Pest Advisory on Naio Thrips, June 2009
April 24, 2009
Myoporum thrips: A new species of thrips (Klambothrips myopori) has recently been discovered attacking naio (Myoporum sandwicense) on Hawaii Island.
April 13, 2009
Koa Field Day Koa Field Day at TNC-Hawaii's Kona Hema Preserve: On 5 February 2009, The Nature Conservancy, UH-CTAHR, and USFS Institute of Pacific Island Forestry hosted a workshop on koa. Handouts and references from the program are available.
March 4th, 2009
Hawaii Forestry Extension website revision goes on-line.
Please log on to Survey Monkey and take our website evaluation survey. Your feedback helps us continue to improve the Hawaii Forestry Extension website.
January 16, 2009
Roger Skolmen's 1974 Forest Service publication "Some Woods of Hawaii: Properties and Uses of 16 Commercial Species" is now available on-line at URL http://hdl.handle.net/10125/2862 as part of the UH
ScholarSpace digital archive. The publication contains descriptions and technical information on 16 woods commonly grown in Hawaii.
January 1st, 2009
Weed Management in Hawaii for Agriculture and Conservation, a new CTAHR website with information for conservationists, farmers, ranchers, and homeowners.
November 26, 2008
Thinning, Fertilization and Herbicide Trials to improve Koa Production: new forestry video posted at YouTube. Dr. J. B. Friday, CTAHR Extension Forester, explains a research trial to study the results of thinning, fertilization, and herbicides to improve Acacia koa production. Dr. James Leary, CTAHR Invasive Weed Specialist, explains the herbicide trial and demonstrates an application. CTAHR Virtual Field Day: Umikoa Ranch November 2008.
July 16, 2008
HawaiiRREA channel goes live at YouTube, featuring videos relating to Hawaii forestry.
September 6, 2007
Little and Skolmen's Common Forest Trees of Hawaii: One-page summaries of 152 common forest trees in Hawaii, both native and introduced, from the USDA Agriculture Handbook No. 679 available as one page downloadable .pdfs at this website.
August 31, 2007
CTAHR's Weeds of Hawaii's Pastures and Natural Areas: Information on identification, distribution, environmental impact, and chemical management of 146 of the most common weeds in Hawaii, available as one page downloadable.pdfs at the CTAHR Weed website.
When a majority of people decide they agree with you, it is probably time to stop hitting them over the head with a stick and sit down and talk to them about finding solutions to our environmental problems.
- Patrick Moore, founding member of Greenpeace