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Animal and Plant Health Inspection Service
U.S. Department of Agriculture
USDA FAQ's and resources about coronavirus (COVID-19).  LEARN MORE

PPQ Program Overview

About Plant Protection and Quarantine

Plant Protection and Quarantine (PPQ) safeguards U.S. agriculture and natural resources against the entry, establishment, and spread of economically and environmentally significant pests, and facilitates the safe trade of agricultural products.

Plant Protection Today

Every day, PPQ employees collaborate with many partners, cooperators, and stakeholders to protect plant health. To keep us on the leading edge, PPQ explores scientific frontiers, develops new plant protection methods, and makes critical advancements that safeguard our nation’s agricultural and natural resources while facilitating the safe global trade of agricultural products. Plant Protection Today highlights our latest innovations and most successful programs and activities.

Detector Dogs

PPQ’s National Detector Dog Training Center trains specially selected dogs and their handlers to safeguard America’s agriculture and natural resources from harmful pests and diseases.

2020 Annual Report

Plant Protection and Quarantine Annual Report
Helping U.S. Agriculture Thrive— Across the Country and Around the World

Organizational charts

PPQ Science and Technology
Safeguarding Through Science: APHIS scientists monitor data from around the world and throughout the country to uncover pathways and develop strategies to both exclude pests before they arrive at our shores and to stop or limit their movement if they enter the country.

PPQ and NPB Strategic Alliance
Together, PPQ and the NPB work to utilize our respective federal and state authorities, assets, and expertise to safeguard plant health and enable safe trade. The Strategic Alliance documents the nature of the PPQ-NPB relationship and the top priorities to be pursued by the two organizations.

PPQ Deputy Administrator’s Safeguarding and Safe Trade Award  

Safeguarding Continuum
To protect American farms and forests from harmful plant pests and foreign animal diseases, USDA’s Plant Protection and Quarantine (PPQ) has created a system of safeguards that begins overseas in other countries, continues through U.S. ports of entry, and extends across the Nation. It’s called the Safeguarding Continuum.

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