Integrated Pest Management Approach at the Crow’s Nest Natural Area Preserve

Michael Lott, Northern Region Steward DCR – Division of Natural Heritage

Goals of Invasive Species Control

• Decrease the impacts of invasive species. • Develop and support partnerships and volunteers. • Increase public awareness.

Integrated Pest Management

• Prevention • Outreach and Education • Early Detection and Rapid Response • Inventory • Treatment • Monitoring

Prevention

Education

Early Detection and Rapid Response

Giant hogweed

Early Detection and Rapid Response

Wavyleaf basketgrass

Inventory

Inventory

Treatment Priorities • Prevention of new infestations • Early detection and treatment • Protection of known rare and sensitive resources • Treatment of sites with potential to spread infestations • Containment and control

Priority Control Ranking

Genus Species Common Family Relative Impact

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Rel. Biology & Ecology

Ecol

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Rel. Distributio

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Rel. Difficulty of Control

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Priority Control Ranking

Phragmites australis Phragmites Poaceae High 3 High 3 Infrequent 3 Difficult 1 10 Rosa multiflora Multiflora rose Rosaceae Medium 2 High 3 Infrequent 3 Moderate 2 10 Paulownia tomentosa Princess tree Paulowniaceae Medium 2 Medium 2 Infrequent 3 Easy 3 10

Commelina communis Day flower Commelinaceae Medium 2 Insignificant 0 Infrequent 3 Moderate 2 7 Eleaegnus umbellata Autumn olive Elaeagnaceae Medium 2 Medium 2 Infrequent 3 Moderate 2 9 Albizia julibrissin Mimosa Fabaceae Medium 2 Low 1 Infrequent 3 Easy 3 9 Microstegium vimineum Japanese stiltgrass Poaceae High 3 High 3 Frequent 1 Moderate 2 9 Lespedeza cuneata Sericea lespedeza Fabaceae Medium 2 Low 1 Infrequent 3 Moderate 2 8 Perilla frutescens Beefstake Lamiaceae Medium 2 Medium 2 Moderate 2 Easy 3 9 Pueraria lobata Kudzu Fabaceae High 3 High 3 Moderate 2 Moderate 2 10 Polygonum cuspidatum Japanese knotweed Polygonaceae Medium 2 Medium 2 Infrequent 3 Easy 3 10 Lonicera japonica Japanese honeysuckle Caprifoliaceae Low 1 Low 1 Moderate 2 Moderate 2 6 Hydrilla verticillata Hydrilla Hydrocharitaceae Low 1 Medium 2 Moderate 2 Difficult 1 6 Vinca minor Periwinkle Apocynaceae Insignificant 0 Low 1 Infrequent 3 Moderate 2 6 Alliaria petiolata Garlic mustard Brassicaceae Low 1 Medium 2 Moderate 2 Moderate 2 7 Ailanthus altissima Tree-of-heaven Simaroubaceae High 3 High 3 Frequent 1 Moderate 2 9

Japanese Stiltgrass

Japanese stiltgrass

Treatment to Date

• Contractor hired to spray • Grass specific herbicide Poast • Spot application of Rodeo • Approximately 16 acres along 22 miles of trail treated

Monitoring

Questions