University of Maryland Extension

Integrated Pest Management

Base Name: 
ipm

Pest Predictive Calendar-Landscape/Nursery

The Pest Predictive Calendar is a monitoring tool to assist in predicting when susceptible life stage(s) (stage you want to target for control measures) of pest insects are active by using plant phenological indicators (PPI) and growing degree days (GDD). This tool will lead to improved timing of...

Hellebore: A winter to spring bloomer

Article and Photos by Ginny Rosenkranz, Extension Educator, University of Maryland Extension Hellebores, also known as Lenten rose and Christmas rose, are one of the early spring blooming garden plants to enjoy. Hellebores are low growing evergreen herbaceous perennials that bloom winter through...

Oxydendrum arboreum, Sourwood Tree

Oxydendrum arboretum , Sourwood Tree By: Ginny Rosenkranz, University of Maryland Extension Oxydendrum arboretum , sourwood tree, is a native tree that grows between 20 and 50 feet and is considered an understory tree, one that fits comfortably under the canopy of larger deciduous trees. It is in...

Funnel Spiders

Funnel Spiders are abundant! By: Paula Shrewsbury, UMD September 2015 One morning last weekend I went to visit a neighbor and it looked like they had already decorated for Halloween. They had not. It was just a great day to see the hundreds of webs (and spiders) of funnel spiders that were active...

White Grub Management

White Grubs and Their Management Text and Photo By: Paula Shrewsbury, UMD July 2, 2015 Based on the abundance of scarab beetle adults, especially Japanese and Oriental beetles, that are active this year there is a pretty good chance it is going to be another bad white grub year. There is still time...

Japanese Beetles and Natural Enemies

So many Japanese beetle adults! Do natural enemies attack them? By: Paula Shrewsbury, UMD June 26, 2015 Wow! Japanese beetle adults started emerging a few weeks ago and now they are out in force! This is the 3rd year in a row that we have had high densities of Japanese beetle adults. We are seeing...

Salvia nemorosa 'New Dimension Rose'

by Ginny Rosenkranz, Extension Educator, University of Maryland Extension Salvia nemorosa ‘New Dimension Rose’ is a new cultivar of the wonderful perennial family of salvias that bloom from June through September with vivid rose pink flowers that climb the upright 10-12 inch flower stalks...

Pest-Threats

Report a possible sighting through the Home and Garden Information Center's website: Pest Field ID Guide (photos) Information Sheet (photos and more details) Extension Bulletin (photos and longest version) Asian gypsy moth FG-AGM IS-AGM EB-AGM Asian longhorned beetle FG-ALB IS-ALB EB-ALB Banded elm...

Landscape and Nursery IPM Report for Industry Professionals

Sign-up Form Members of the commercial ornamental Extension team have been producing a weekly integrated pest management (IPM) report each Friday from March through October for the landscape and nursery industries for over 15 years. It has been an effective way to get timely information on invasive...

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