Sessions Tagged With 'horticulture'

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Powdery mildew: Biology & Management in the Garden

Monday, April 16, 2018 at 2:00 pm EDT - Presented by Jay Pscheidt

This webinar is part of the Spring 2018 series of Advanced Training Webinars for Master Gardeners sponsored by Oregon State University ExtensionProbably best known for making our squash leaves white, powdery mildew is an ever-present plant disease in the home garden. Dr. Jay...

Identifying & Managing the Bronze Birch Borer

Monday, March 12, 2018 at 2:00 pm EDT - Presented by Nicole Sanchez

This webinar is part of the Spring 2018 series of Advanced Training Webinars for Master Gardeners sponsored by Oregon State University ExtensionThe Bronze Birch Borer is a wood-boring beetle spreading across the Pacific Northwest that can devastate landscape plantings of...

Hybridization and Tetraploids and Chromosomes, Oh My! Understanding Plant Breeding for Disease Resistance

Monday, February 12, 2018 at 1:00 pm EST

This webinar is part of the Spring 2018 series of Advanced Training Webinars for Master Gardeners sponsored by Oregon State University ExtensionChoosing a plant with disease resistance is one of the tools in a gardener’s Integrated Pest Management toolbox. In this session,...

Frontiers in Slug & Snail Management

Monday, January 29, 2018 at 2:00 pm EST - Presented by Rory Mc Donnell

This webinar is part of the Spring 2018 series of Advanced Training Webinars for Master Gardeners sponsored by Oregon State University ExtensionParticipants will learn the basics of identification of slug and snail species in home landscapes. Dr. Mc Donnell will cover current...

Would you choose an alternative landscape? Understanding the effects of visual appeal and maintenance requirements

Friday, December 8, 2017 at 1:00 pm EST

Presenter: Hayk KhachatryanIt is well documented that in the past several decades, urban sprawl in the U.S. has substantially increased the area of extensively landscaped residential areas. Previous research showed that Florida homeowners consider well-maintained urban...

Fall cankerworm biology, ecology, and management in urban and rural landscapes

Wednesday, October 4, 2017 at 1:00 pm EDT

This webinar will discuss the biology, ecology, and management of the native fall cankerworm. Management strategies in the urban and rural environment will be covered. The fall cankerworm, Alsophila pometaria, is a moth native to North America whose caterpillars are commonly...

Urban Trees and Stormwater Management – Transitioning from Gray to Green

Wednesday, September 6, 2017 at 1:00 pm EDT

Trees offer a range of ecological benefits that include, but are not limited to, the reduction of stormwater runoff. As cities grow or redevelop, there are opportunities to reduce reliance on traditional gray infrastructure elements (e.g., drains and pipes) through the use...

Tree Risk Assessment – Perceptions, Reality, and Reliability

Thursday, April 13, 2017 at 1:00 pm EDT

How safe is this tree? It’s a critical question that demands an accurate answer, butassessment is not always straightforward. Learn to avoid the pitfalls of tree riskassessment as Dr. Koeser highlights sources of variation and potential bias when rating a tree’s likelihood of...

Avoiding and Remedying Abiotic Injury of Trees

Tuesday, March 14, 2017 at 2:00 pm EDT

Marion Murray, Utah State UniversityA large percentage of urban trees are affected by abiotic stresses and diseases such as drought, nutrient deficiency, and poor pruning practices. Learn about the effects these stresses have on trees and how to diagnose and mitigate...

The use of compost as soil amendment and its implication in vegetable crop health in Puerto Rico (Presented in Spanish).

Wednesday, December 14, 2016 at 1:00 pm EST

In Puerto Rico there is an increased interest and demand for the use of compost in commercial horticultural industries. However, there is a lack of information for growers on how to utilize effectively compost, which can supply sufficient nutrients to the crop but can...

Soil Compaction and Urban Trees: Strategies for Gaining Ground

Wednesday, November 30, 2016 at 2:00 pm EST - Presented by Bryant Scharenbroch

Compacted soil is one of the most common and serious problems urban trees face. Compaction quickly causes severe physical, chemical and biological alterations to soil conditions, and remediation is a difficult and lengthy process. What’s a tree care or landscape professional...

Soil Health Impacts on Pest Management

Tuesday, September 13, 2016 at 2:00 pm EDT

This webinar will focus on management activities that create conditions for beneficial soil microbes to flourish. Soil is alive with billions of microorganisms and most have an important and beneficial role to play in a healthy soil ...

May Forestry Lunch and Learn: An Approach to Pruning You Won’t Forget

Wednesday, May 11, 2016 at 2:00 pm EDT

Speaker: Dr. Ed Gilman, Professor, Environmental Horticulture Department, University of Florida Summary: Dr. Gilman guarantees that once you begin pruning trees using the strategies learned in this webinar, you will not regress to the old...

Extension Behavior Change: Evaluating Individual Contact Teaching

Wednesday, March 16, 2016 at 10:30 am EDT - Presented by Laura (Sanagorski) Warner

Many horticultural Extension professionals conduct numerous consulting phone calls, emails, office visits, and site visits to solve landscape-related problems and concerns. These individual teaching methods are valuable to clients, but can be challenging to evaluate. The goal...

Low cost plant and soil health measurements using PhotosynQ

Wednesday, February 18, 2015 at 2:00 pm EST

This broadcast will be about how extension agents can collaboratively collect, share, and analyze plant and soil health data from around the world using the open source PhotosynQ platform (www.photosynq.org). PhotosynQ is a platform for measuring plant and soil health...