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Adult spotted lanternflies. Photo Credit: E. Smyers
Control de la Mosca Linterna con Manchas para el Público en General - Articles Articles

Control de la Mosca Linterna con Manchas para el Público en General

Heather L Leach, Dave Biddinger, Ph.D., Grzegorz (Greg) Krawczyk, Ph.D.

Las MLM son una plaga invasora destructiva que amenaza la agricultura, la industria maderera y ornamental y las plantas de jardín. More
Spotted lanternfly feeding on grapevine. Image by Erica Smyers.
Updated Insecticide Recommendations for Spotted Lanternfly on Grape - Articles Articles
Insecticide recommendations for spotted lanternfly in grape, updated January 2019. More
Updated Insecticide Recommendations for Spotted Lanternfly on Tree Fruit
Updated Insecticide Recommendations for Spotted Lanternfly on Tree Fruit - Articles Articles
Insecticide recommendations for spotted lanternfly in tree fruit, updated January 2019. More
Adult spotted lanternflies. Photo Credit: E. Smyers
Spotted Lanternfly Management for Homeowners - Articles Articles

Spotted Lanternfly Management for Homeowners

Heather L Leach, Dave Biddinger, Ph.D., Grzegorz (Greg) Krawczyk, Ph.D.

A guide that reviews the identification, life cycle, current distribution, and techniques for managing spotted lanternfly on your property. More
Ulmer Farms fueron comenzadas en 2001 por Seth Ulmer. Foto: Francesco Di Gioia, Penn State
En El Camino: Granjas de Ulmer (Ulmer Farms) - Articles Articles

En El Camino: Granjas de Ulmer (Ulmer Farms)

Elsa Sanchez, Ph.D., Tom Butzler, Francesco Di Gioia, Ph. D.

Ulmer Farms es una granja de 1,200 acres en el Condado de Clinton, donde Seth y Liz Ulmer han estado cultivando soja, maíz, tomates por procesamiento, y frijoles verdes por procesamiento desde 2001. More
Ulmer Farms was started in 2001 by Seth Ulmer. Photo: Francesco Di Gioia, Penn State
On the Road: Processing Snap Beans at Ulmer Farms - Articles Articles

On the Road: Processing Snap Beans at Ulmer Farms

Elsa Sanchez, Ph.D., Tom Butzler, Francesco Di Gioia, Ph. D.

Ulmer Farms is a 1,200-acre farm in Clinton County where Seth and Liz Ulmer have been growing soybeans, corn, processing tomatoes, and processing snap beans since 2001. More
Dead spotted lanternfly at the base of a treated tree. Photo by Pennsylvania Department of Agriculture
Treating Black Walnuts with Insecticides for Spotted Lanternfly Control - Articles Articles
Recommendations for safe pesticide applications to control spotted lanternfly infestations. More
Ácaro depredador atacando a un ácaro rojo europeo. Foto cortesía del Dr. David Biddinger
MIP – Control Biológico del Ácaro Rojo Europeo - Articles Articles

MIP – Control Biológico del Ácaro Rojo Europeo

Dave Biddinger, Ph.D., Tara Baugher, Montserrat Fonseca Estrada, Tianna Dupont

Las infestaciones de ácaros rojos pueden dar como resultado fruta más pequeña y reducción de la floración en la siguiente temporada. More
The Chinese chestnut tree in full bloom can be very attractive. Photo: Tom Butzler, Penn State
Trees in the Landscape: The Stinkers - Articles Articles
We place trees and shrubs in the landscape for a variety of reasons; fall color, flowers, shade, winter interest, and fruiting characteristics. And let’s not forget the smell. More
Close-up of fringetree flowers which have some fragrance to them. Photo: Mike Masiuk, Penn State
Spring Floral Display: Chionanthus Virginicus, White Fringetree - Articles Articles
Although the common name, white fringetree, alludes to a tree, it is often treated as a large shrub in the landscape, reaching a range of anywhere from 12 to 20 feet. More
Photo: Bill Lamont, Penn State
Pumpkin Cultivar Trial Results - Articles Articles

Pumpkin Cultivar Trial Results

Elsa Sanchez, Ph.D., Timothy Elkner, Robert Pollock, Tom Butzler, William Lamont, Jr., Ph.D.

We evaluated twenty-one pumpkin cultivars in 2016 and 2017. More
Andrena on apple blossom. Photo: David Biddinger
Orchard Pollination: Wild Bees - Articles Articles

Orchard Pollination: Wild Bees

Dave Biddinger, Ph.D.

Managed pollinators like honey bees and mason bees are important pollinators for orchards, but research suggests that wild bees also contribute significantly to fruit tree pollination. More
Osmia cornifrons on an apple blossom. Photo: David Biddinger
Orchard Pollination: Solitary (Mason) Bees - Articles Articles
Growers of bee-pollinated crops, particularly apples, may be interested in the possible use of solitary bees as pollinators. More
Growers dependent on honey bees must constantly maintain a delicate balance between protecting their crops from pests and pathogens and protecting pollinators.
Orchard Pollination: Honey Bees - Articles Articles

Orchard Pollination: Honey Bees

Dave Biddinger, Ph.D.

European honey bees are the primary managed pollinators in orchards because their abundance can be managed from year to year. More
Phytocoris conspurcatus. Photo by Tom Murray
Apple Insect Pest: New Plant Bug Type Injury to Fruit - Articles Articles

Apple Insect Pest: New Plant Bug Type Injury to Fruit

Dave Biddinger, Ph.D., Neelendra Joshi

In last the five years or so growers have noticed increases in what appears to be plum curculio damage to apple fruit. More
Spotted lanternfly on apple in Berks County, PA in October 2017. Photo: Erica Smyers, Penn State
Spotted Lanternfly on Grapes and Tree Fruit - Articles Articles

Spotted Lanternfly on Grapes and Tree Fruit

Julie Urban, Dave Biddinger, Ph.D., Ed Rajotte, Ph.D.

Biology, management and slowing the spread of the spotted lanternfly on grapes and tree fruit in the Mid-Atlantic Region. More
Tree Fruit Insect Pests - Yellow Jackets and Hornets
Tree Fruit Insect Pests - Yellow Jackets and Hornets - Articles Articles
While greater opportunities for biological control of some apple pests exist in today's orchards, we are seeing a greater diversity of generalist predators. More
Orchard IPM - BMSB and Woolly Apple Aphid
Orchard IPM - BMSB and Woolly Apple Aphid - Articles Articles
As growers approach harvest, they start to find out whether or not they have much injury from brown marmorated stink bug (BMSB) and whether a final spray is needed. More
Orchard IPM - BMSB and San Jose Scale
Orchard IPM - BMSB and San Jose Scale - Articles Articles

Orchard IPM - BMSB and San Jose Scale

Dave Biddinger, Ph.D.

A pest that has flared due to BMSB sprays has been San Jose Scale (SJS). SJS is a relatively easy pest to control with many different control options added in the last 10 years. More
Orchard IPM - BMSB Sprays and Mites
Orchard IPM - BMSB Sprays and Mites - Articles Articles

Orchard IPM - BMSB Sprays and Mites

Dave Biddinger, Ph.D.

This article contains some guidelines and control strategies for minimizing the impacts BMSB sprays on mites for the next season. More
Predator mite attacking European red mite. Photo courtesy of Dr. David Biddinger
Orchard IPM - European Red Mite Biological Control - Articles Articles

Orchard IPM - European Red Mite Biological Control

Dave Biddinger, Ph.D., Tara Baugher, Tianna DuPont

Infestations of red mites can result in smaller fruit and a reduced fruit bloom the following season. More
Photo by M. Seetin.
Pollinators and Pesticide Sprays during Bloom in Fruit Plantings - Articles Articles

Pollinators and Pesticide Sprays during Bloom in Fruit Plantings

Dave Biddinger, Ph.D., Kathy Demchak, Ed Rajotte, Ph.D., Tara Baugher

Use of pesticides during bloom is a complicated problem with the solutions relying on understanding the detailed relationships among chemicals, pollinators and pest management needs. More
On the Road: Huntsinger Farm - Pack House
On the Road: Huntsinger Farm - Pack House - Articles Articles

On the Road: Huntsinger Farm - Pack House

Elsa Sanchez, Ph.D., Tom Butzler, William Lamont

This 2017 growing season we’ve been following potato planting and harvesting at Huntsinger Farms Inc. More
Left: Rosy apple aphid and damage. Right: White apple leafhopper and damage.
Orchard IPM - Integrating Neonicotinoid Insecticides - Articles Articles

Orchard IPM - Integrating Neonicotinoid Insecticides

Dave Biddinger, Ph.D., Grzegorz (Greg) Krawczyk, Ph.D., Ed Rajotte, Ph.D.

Our job in integrated pest management (IPM) is to make sure that if a pesticide is to be used, its benefits outweigh the undesirable side effects. More
Fruit diameter and seed set in crabapples associated with various pollinators
Orchard Pollination - The Role of Pollen Bees - Articles Articles
Wild and managed non-honey bee species have long supplemented honeybee pollination in fruit orchards. More
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