By Clint Thompson More in-depth scouting is required by Alabama specialty crop producers hoping to maintain insect pests this summer season. It is not enough for growers to survey their crops by just looking at the plants. They need to examine the plants more closely to understand the significance of any impact. Ayanava Majumdar, Extension professor in entomology and plant …
New Viruses to Watch for in Watermelon and Other Cucurbits
By Pamela D. Roberts Whitefly-transmitted viruses are the major disease problem for watermelons grown in South Florida. For the past few decades, whitefly-transmitted viruses have included squash vein yellowing virus (SqVYV), cucurbit leaf crumple virus (CuLCrV) and cucurbit yellow stunting disorder virus (CYSDV). A HISTORY OF VIRUSESAlthough SqVYV was first identified from squash in Florida in 2005, it had most likely been …
South Florida Pest and Disease Hotline: Gummy Stem Blight Concerns
Gummy stem blight disease has increased in recent weeks in cucurbit fields across southwest Florida, according to the South Florida Pest and Disease Hotline. It has become the predominate disease in some watermelon fields in the area. The disease remains moderate in cucumber crops on the east coast. Gummy stem blight’s symptoms appear as light to dark brown circular spots …
Whitefly Populations Vary Across Florida
Whitefly populations are high in some areas in the southern region of Florida, while low in other spots, according to the South Florida Pest and Disease Hotline. Populations are increasing but are still low in tomatoes and squash in central Florida. Higher levels of adults and nymphs are reported in tomatoes, melons and squash in southwest Florida. Whitefly populations range …
Mite-y Big Concern: Mites a Problem for South Florida Producers
Mites are widely present in crops across the South Florida region, according to the South Florida Pest and Disease Hotline. Spider mites have increased in cucurbits, tomatoes, eggplants, peppers and potatoes around Southwest Florida. Some fields have even required treatments by farmers. Spider mite populations are also high in some cucumber, pepper, tomato and eggplant in fields on the east …
Pepper Weevils a Problem in South Florida
Pepper weevil populations continue to be high across South Florida. Growers should be scouting as populations are expected to intensify when warmer temperatures return to the region, according to the South Florida Pest and Disease Hotline. Populations are high around Southwest Florida and along the East Coast where weevils are being observed not long after fruit development. Respondents also report …
Thrips Pressure Expected to Increase in South Florida
Thrips pressure is expected to increase in South Florida vegetable fields. Growers are reminded to monitor populations and implement management tactics early, according to the South Florida Pest and Disease Hotline. This is especially important for commodities that are vulnerable to viruses vectored by thrips. Populations are reportedly low in central Florida, though they are expected to increase as the …
Whitefly Pressure Varies Across Florida
Whiteflies are increasing to high levels in Southwest Florida, which is normal this time of year. It is especially true for older tomato plants and melon crops, according to the South Florida Pest and Disease Hotline. However, population levels are much lower in other areas, including in tomato and squash plants in central Florida. Whiteflies have only been observed occasionally …
Alabama Cucurbit Producers: Be Mindful of Cucumber Beetles
Alabama cucurbit producers need to be mindful of looming insect pests they are likely to encounter this growing season. It starts with cucumber beetles, usually the first pest farmers will see this year, according to Ayanava Majumdar, Extension Professor in Entomology and Plant Pathology at Auburn University. “They’ll jump onto the plants right when they’re young. They will start feeding …
Whitefly Severity Varies Across Florida
Whitefly populations continue to vary in Florida vegetable fields. According to the South Florida Pest and Disease Hotline, adult whiteflies are being observed in melons, eggplant, tomatoes and peppers in Southwest Florida. Respondents in Homestead indicate that whiteflies are present in tomatoes, beans and squash. Tomato yellow leaf curl virus is widespread in tomato, though most fields are still under …