By Bhabesh Dutta The climate prevalent in the Vidalia onion zone (southeastern Georgia) is conducive to many diseases. Among the diseases, those that are caused by bacteria and fungi are the prominent ones. Some of the diseases caused by water molds or oomycetes (Pythium damping-off and downy mildew) can also be seen periodically. Based on my experience as a vegetable …
Cautionary Tale: UF/IFAS Scientists Provide Insight Regarding Dragon Fruit
HOMESTEAD, Fla. – Scientists at the University of Florida’s Institute of Food and Agricultural Sciences are providing valuable insect management information to farmers interested in producing dragon fruit. The fact sheet Pitaya (Dragon Fruit) (Hylocereus undatus) Pests and Beneficial Insects provides insight on insects and pests that can limit production by this vine-like cactus. As is the case for any …
UF/IFAS Updates ABT Populations
According to UF/IFAS, high population densities of Asian Bean Thrips (ABT) continue to appear only in isolated locations. ABT populations have reached 1.0 per bloom early bloom plantings across multiple farms in southeastern Hendry County. In some cases, populations reached as high as 1.7 per bloom. Populations reached 8.5 per bloom in plantings within a week of harvest. It’s the …
Sneak Peek: January 2021 VSCNews Magazine
By Ashley Robinson The January issue of VSCNews magazine will be the blueberry grower’s handbook heading into the 2021 season. Chilli thrips are a growing threat for blueberry growers. Without proper management of the pest, overall plant vigor and yields can be affected. Oscar Liburd, a professor at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) in …
Whiteflies Still Problematic for Some Florida Farmers
According to the South Florida Pest and Disease Hotline, whiteflies continue to be problematic for some Florida farmers. Around SW Florida, whiteflies continue to bounce up and down, as heavy rains and cool nights slowed them down a few days in most places. Population numbers and nymphs are building in a number of mature fields. Growers should increase monitoring efforts as pressure …
UF/IFAS Findings Show Less Need for Pesticide to Control Strawberry Pest
By: Brad Buck, 352-875-2641 (cell), bradbuck@ufl.edu It’s harvest season for Florida’s $300 million-per-year strawberry season, so those who grow this fruit need help to control pests such as the tiny (up to 2-millimeters long), destructive chilli thrips. Farmers often use pesticides to control thrips, but they would like to use minimal chemicals. University of Florida scientists may have found a …
Senstar Insecticide a Viable Option for Southeast Vegetable Growers
Valent U.S.A. continues to tout Senstar Insecticide as another effective tool in the toolbox for vegetable growers trying to manage whiteflies. It offers fast and long-lasting control of soft-bodied insects of vegetable and citrus crops. These pests include whiteflies, aphids, thrips and pysillids. Whiteflies were widespread this year and led to the worst outbreak for Southeast growers since 2017. They …
UGA Researcher Part of Grant Studying Efficacy of Essential Oils in Organic Fruit Production
Organic agricultural production is increasing in Georgia. Jonathan Oliver, University of Georgia (UGA) assistant professor and small fruits pathologist, wants to help producers be more efficient by researching ways to protect organic blueberries from diseases. According to UGA Extension, the U.S. Department of Agriculture National Institute of Food and Agriculture awarded a $2 million grant to the team of 15 …
Problematic Pests of Florida Strawberries
By Sriyanka Lahiri Several arthropod pests occur in strawberries in Florida during the various stages of the crop cycle. Cyclamen mites (Phytonemus pallidus), if present, originate from strawberry nurseries as hitchhikers on transplants. Thankfully, a very small percentage of growers reported a cyclamen mite infestation during the strawberry season of 2019–2020. Soon after planting, armyworms (Spodoptera spp.), twospotted spider mites …
Vidalia Onion Producers Wary of Center Rot
It’s never too early for Vidalia onion growers to start thinking about bacterial diseases that are problematic this time of year; especially Center Rot. While Southeast Georgia is the perfect environment for onion production, it also presents different challenges for onion producers. There are many plant diseases that can impact production. According to a UGA Extension publication, during this time …