Fruit Fly Quarantine Actions in California

Josh McGill Pests, Regulation

Portions of Contra Costa and Santa Clara counties in California have been placed under quarantine for the Oriental fruit fly (OFF), and a quarantine in Orange County has been removed. See the updated quarantine map here. CONTRA COSTA COUNTYIn Contra Costa County, detections near the cities of Brentwood and Oakley have resulted in a quarantine zone covering 99 square miles. …

Tau Fruit Fly Quarantine Expanded

Josh McGill California Corner, Pests, Regulation

Federal and state agriculture agencies on Aug. 15 expanded the Zeugodacus tau fruit fly quarantine in the Stevenson Ranch area of Los Angeles County, California. The action was taken by the U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA APHIS) and the California Department of Food and Agriculture (CDFA). The expansion was in response to the confirmed …

Yellow-Legged Hornet Poses Threat to Pollinators

Josh McGill Georgia, Pests

A yellow-legged hornet (Vespa velutina), which poses a threat to honeybees and other pollinators, was recently detected near Savannah, Georgia. This is the first time a live specimen of this species has been detected in the United States. Its presence was confirmed by the Georgia Department of Agriculture (GDA), in coordination with the U.S. Department of Agriculture Animal and Plant …

Citrus Root Weevil Intercepted

Josh McGill Pests

U.S. Customs and Border Protection (CBP) agriculture specialists intercepted a species of citrus root weevil for the first time in Wilmington, Delaware, on May 22. They found the Cleistolophus viridimargo (Champion, 1911) weevil, a significant actionable pest, while inspecting a shipment of pineapples from Honduras. CBP said citrus root weevils pose a serious threat to the $3.4 billion U.S. citrus …

Bill to Prohibit Chinese Citrus Imports Reintroduced

Josh McGill International, Trade

U.S. Rep. Greg Steube of Florida on April 6 reintroduced the U.S. Citrus Protection Act to prohibit the importation of commercially produced fresh citrus fruit originating from China. “Floridians annually produce millions of cartons of citrus fruits, millions of gallons of citrus juices and hundreds of thousands of citrus byproducts, right here in the USA,” Steube said. “It’s unacceptable that we allow our adversary to import …

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Peach Fruit Fly Found in Florida Can Harm Citrus

Josh McGill Pests

The city of Weston in Florida reported in early April that one male peach fruit fly was found in a trap near Davie, Florida. This pest attacks at least 50 different hosts, including citrus, according to the Florida Department of Agriculture and Consumer Services (FDACS). The city reported that a perimeter has been established that includes a number of municipalities as …

Lessons Learned From HLB as an Immune-Mediated Plant Disease

Josh McGill HLB Management, Research

By Nian Wang How the huanglongbing (HLB) pathogen Candidatus Liberibacter asiaticus (CLas) causes damage to infected citrus trees has been widely debated. A recent study demonstrates that HLB is an immune-mediated plant disease (Ma et al., 2022). It was discovered that CLas infection of citrus stimulates systemic and chronic immune response in phloem tissues, including reactive oxygen species (ROS) production, …

Pest Risk Assessment of Citrus Imports From Egypt

Josh McGill International, Pests, Regulation

Editor’s note: The comment period has been extended to give stakeholders additional time to submit comments. The draft pest risk assessment will be available for review and comment until March 14, 2023. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA APHIS) has drafted a pest risk assessment for the importation of fresh oranges and tangerines from Egypt into …

Brownsville Mexfly Quarantine Removed in Texas

Josh McGill Pests, Regulation, Texas

Federal and state agriculture officials on Nov. 14 removed the Mexican fruit fly (Mexfly) quarantine in Brownsville, Cameron County, Texas. The quarantine was removed after three generations elapsed with no additional detections in the area. The action was taken by the U.S. Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA). …

Hargill Mexfly Quarantine Removed in Texas

Josh McGill Pests, Regulation, Texas

Federal and state agriculture officials on Sept. 21 removed the Mexican fruit fly (Mexfly) quarantine in Hargill, Willacy County, Texas, after three generations elapsed with no additional detections in this area. The action was taken by the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA). This action releases the final …

Tahiti Limes From Brazil to Be Imported Into United States

Josh McGill Brazil, Export/Import, Limes

The federal government has drafted a pest risk assessment for the importation of fresh Tahiti limes (Citrus latifolia) for consumption from Brazil into the continental United States, Hawaii, Puerto Rico and the U.S. Virgin Islands. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA APHIS) assessment describes potential pests associated with the commodity. APHIS shares draft pest …

Mexfly Actions Eased in Texas

Josh McGill Pests, Regulation

One Mexican fruit fly (Mexfly) quarantine in Texas was recently removed, and portions of another Mexfly quarantine were released. Federal and state officials on Oct. 13 removed the Mexfly quarantine in Harlingen, Cameron County, after three generations elapsed with no additional detections in the area. This action releases the final 108.17 square miles of the Harlingen quarantine, which contained 699.3 …

Oriental Fruit Fly Quarantine Removed in California

Josh McGill California Corner, Pests, Regulation

Federal and state agriculture officials removed the Oriental fruit fly (OFF) quarantine in the North Hills area of Los Angeles County, California. The action was taken by the U.S. Department of Agriculture’s (USDA) Animal and Plant Health Inspection Service (APHIS) and the California Department of Food and Agriculture (CDFA). On July 1, APHIS and CDFA established an OFF quarantine in …

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New Oriental Fruit Fly Quarantine Established in California

Josh McGill California Corner, Pests, Regulation

Federal and state agriculture authorities on Sept. 16 established an Oriental fruit fly (Bactrocera dorsalis) quarantine in the Fountain Valley area of Orange County, California. The action was taken by the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) and the California Department of Food and Agriculture (CDFA). This action is in response to the confirmed detections …

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Mexfly Quarantine Removed in Texas

Josh McGill Pests, Regulation, Texas

Federal and state authorities on Aug. 10 removed the Mexican fruit fly (Mexfly) quarantine area in Weslaco, Hidalgo County, Texas. This area was a portion of the Harlingen-Lyford-Weslaco quarantine. The action was taken by the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA). On April 8, APHIS and TDA established …

Reminders on Requirements for Fruit Movement

Josh McGill Diseases, Fresh, Regulation

Florida’s fresh citrus industry was recently reminded of federal requirements for movement of fruit from some disease quarantine areas to contiguous states and to the European Union (EU). The reminders came from Paul Mears with the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) during Citrus Packinghouse Day. Mears is the Florida Citrus Health Response Program (CHRP) …

Texas Mexfly Quarantine Area Reduced

Josh McGill Pests, Regulation, Texas

Federal and state agriculture officials on Aug. 18 released portions of the Brownsville, Cameron County, Texas Mexican fruit fly (Mexfly) quarantine area. The action was taken by the U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA) after three Mexfly life-cycles elapsed with no additional detections in these areas. As a …

Florida Black Spot Quarantine Expanded

Josh McGill Diseases, Florida, Regulation

Federal and state agriculture officials have expanded the citrus black spot (CBS) quarantine area in Florida. They have added four sections in Collier County and five sections in Glades County. The action was taken by the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) in cooperation with the Florida Department of Agriculture and Consumer Services Division of …

Fruit Fly Actions in California and Texas

Josh McGill Pests, Regulation

Federal and state officials in July established an Oriental fruit fly (OFF) quarantine in California and removed two Mexican fruit fly (Mexfly) quarantine areas in Texas. The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) took the actions along with the California Department of Food and Agriculture (CDFA) and the Texas Department of Agriculture (TDA), respectively. CALIFORNIA …

First U.S. Detection of Citrus Yellow Vein Clearing Virus

Josh McGill California Corner, Diseases

The first detection of citrus yellow vein clearing virus (CYVCV) has been made in Tulare, California. The disease was detected during the California Department of Food and Agriculture’s (CDFA) routine multi-pest survey. The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) has confirmed positive identifications of the disease. CDFA is surveying for the disease in Tulare County …