The Polyphagous Shot Hole Borer is an ambrosia beetle that has a symbiosis with Fusarium sp. and is a serious problem for the Israeli avocado industry. If you suspect that you have found this beetle or seen symptoms of the Fusarium dieback in your grove or...
Research
New Online Tool Estimates Carbon and Energy Impact of Trees
by California ReLeaf | Dec 17, 2012 | Press, Research, Resources
DAVIS, Calif.— A tree is more than just a landscape design feature. Planting trees on your property can lower energy costs and increase carbon storage, reducing your carbon footprint. A new online tool developed by the U.S. Forest Service’s Pacific Southwest Research...
The Dust Bowl – Can It Happen Again?
by California ReLeaf | Dec 17, 2012 | Research
This is an interesting article by Mark Hopkins at Valley Crest. He talks about the connection between native plantings, drought conditions, and the Dust Bowl. It seems the bulk of action needs to be taken by urban residents. In the 1930’s the nation’s mid-section...
Urban Forests = Cleaner, Cooler Air
by California ReLeaf | Dec 11, 2012 | Research, Resources
A great video explaining how urban forests and trees clean our air, fight pollution, and reduce the urban heat island effect in our cities and towns. The lungs of our cities! [vimeo]http://vimeo.com/32040755[/vimeo]
Field Training on the Goldspotted Oak Borer
by California ReLeaf | Nov 12, 2012 | Research, Resources
Announcing another hands-on training from Goldspotted Oak Borer (GSOB) researchers and specialists while in the field. Topics covered at this 3-hour training include identification of goldspotted oak borer and other insect pests; identification of oak diseases and...
Urban and Community Forests. Creating Jobs. Leaving a Legacy.
by California ReLeaf | Nov 7, 2012 | Network, Research, Resources
i-Tree version 5.0 Now Available
by California ReLeaf | Oct 8, 2012 | Research, Resources
The i-Tree Team is excited to announce the release of i-Tree version 5.0! This latest upgrade to the powerful and versatile i-Tree software suite introduces cutting-edge features and adds a variety of enhancements based on user feedback and our own continuing quest...
WCISA Annual Conference: Call for Presentations
by California ReLeaf | Sep 27, 2012 | Research, Resources
Between climate change and the awakening economy, business is heating up for arborists. WCISA's 79th Annual Conference wants to explore "hot topics" for arborists. Three tracks covering advanced arboriculture, a focus on palm trees and utility arboriculture offers...
Fusarium Dieback on California Avocado
by California ReLeaf | Aug 31, 2012 | Research
Both the Fusarium dieback and Tea Shot Hole Borer were found on several backyard avocado (cv. Hass, Bacon, Fuerte, Nabal) trees in residential neighborhoods in South Gate, Downey and Pico Rivera, Los Angeles County, in February and March 2012. To find out how...
Santa Monica Registers First Urban Forest Protocol Project
by California ReLeaf | Aug 17, 2012 | Research, Resources
Congratulations to the City of Santa Monica and Walt Warriner Santa Monica's Community Forester. Their submission was accepted as the Climate Action Reserve’s (CAR) first urban forest project! There is a tremendous opportunity to learn from Walt as the project goes...