South Florida Pest and Disease Hotline: Whitefly Populations on Rise in Areas

Clint ThompsonFlorida

Whitefly infestations are increasing in some areas across southern Florida, according to the South Florida Pest and Disease Hotline. Crop scouts in southwest Florida have observed whitefly numbers are up again following rainfall, as levels are moderate overall. Whitefly migrations have been reported from mature fields into younger fields in certain areas. Pressure is increasing from low to moderate levels …

Whitefly Population Update Across South Florida

Clint ThompsonFlorida

Whitefly populations are increasing across multiple areas in southern Florida. According to the South Florida Pest and Disease Hotline, scouts, consultants and producers report whiteflies started strong in central Florida, but spray programs have kept them at a constant level. Moderate levels of nymphs are showing up in early crops across Southwest Florida. Reports indicate populations are increasing in tomatoes, …

South Florida Pest and Disease Hotline: Mite Pressure Update

Web AdminFlorida, Pest Management, Pests

Mite pressure is low but increasing in southern Florida, according to the South Florida Pest and Disease Hotline. Southern red mites were reported in blueberries in central Florida. Broad mites were reported in a few pepper fields across Southwest Florida. Broad mite infestation increased to low levels in pepper fields along the east coast. In eggplants, two spotted spider mites …

Nutsedge Management in Vegetable Plasticulture Production

Web AdminAgriculture Research, Research, Weed Management

By Ruby Tiwari and Ramdas Kanissery Yellow nutsedge (Cyperus esculentus) and purple nutsedge (Cyperus rotundus) are perennial weeds that resemble grass. They commonly appear in raised bed vegetable plasticulture systems every year. These weeds spread and reproduce through rhizomes, bulbs and small tubers called nutlets. Just one tuber can generate hundreds of shoots, forming a dense patch that can span …

South Florida Pest and Disease Hotline: Caterpillar Pressure Increasing

Web AdminFlorida, Pest Management, Pests

Caterpillar pressure is low but increasing across areas in southern Florida, according to the South Florida Pest and Disease Hotline. Low worm activity was reported in central Florida. Worm pressure varies depending on crop and location in southwest Florida. Low to moderate levels of beet armyworms, southern armyworms, fall armyworms, loopers, hornworms, melonworms and fruitworms are being reported, with beet …

Thrips Update: Populations Vary in Central, Southern Florida

Web AdminFlorida, Pests

Thrips pressure is low across central and southern Florida, according to the South Florida Pest and Disease Hotline. Scouts are observing low numbers in pepper in central Florida, with thrips only found in the bloom. Dak Seal, a University of Florida Institute of Food and Agricultural Sciences entomologist at the Tropical Research and Education Center in Homestead, Florida, reports low …

South Georgia Whitefly Populations Currently High

Web AdminGeorgia, Pests

By Clint Thompson Whitefly populations are not at abnormally high levels, but they are high according to one expert. Stormy Sparks, University of Georgia (UGA) Extension vegetable entomologist, talked about the insect and what it might take to decrease the current populations. “They’re pretty high. We’re hoping as it cools off, it’s going to stretch out the life cycle and …

Whitefly Populations Vary in South Florida

Web AdminFlorida, Pests

Whitefly populations vary in areas across South Florida, according to the South Florida Pest and Disease Hotline. Watermelon fields in central Florida are experiencing low to moderate numbers. Moderate levels were also reported in squash. In tomato, reports indicate whiteflies are at three or less per plants, while others showed populations increasing to high levels over the previous week. Populations …

Vegetable and Specialty Crop Seminar Summaries

Web AdminCitrus and Specialty Crop Expo

By Clint Thompson A plethora of topics were addressed during the vegetable and specialty crop seminar sessions at the Citrus and Specialty Crop Expo. SCOUTING ESSENTIAL Anna Mészáros, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) commercial vegetable Extension agent, kicked off the educational program by providing an update on Thrips parvispinus. She said scouting is a necessity …