All posts in Vegetables

  • Resistant Lettuce Varieties Help Protect Against Downy Mildew

    March 9, 2018 · No comments

    Downy mildew poses a serious threat to growers across all lettuce producing regions. However, growers can take steps to protect their crops from disease pressure by understanding the threat and selecting the best trait package when choosing lettuce varieties. Combined with a comprehensive crop protection program, resistant varieties can help growers avoid key lettuce diseases such as downy mildew Downy mildew epidemics develop in dry conditions followed by humidity, and can destroy lettuce crops. As…

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This agronomic image shows a diamondback moth caterpillar.

Control Diamondback Moth Population to Protect Brassica Crops
January 29, 2018 · No comments

Diamondback moth caterpillar When left unchecked, diamondback moth infestations can cause severe stunting in brassica crops. Per the University of California extension, diamondback moths can damage the crowns or growing points of young plants, stunting growth and resulting in financial loss for growers. Diamondback moth populations tend to increase in the spring and early summer, so now is the time to consider management options. Insecticides are an effective way to manage diamondback moths. During the...

This agronomic image shows gummy stem blight damage on watermelon.

Systemic Fungicides Enhance Gummy Stem Blight Control
January 11, 2018 · No comments

Gummy stem blight control is known to cause yield loss of 30-40% if not properly managed. Researchers in key melon regions adjusted management recommendations for this disease during 2017 that growers can use to prepare for 2018. In a media release issued by Clemson announcing their release of the 2017 guide, researchers pointed out a major change to recommendations which now emphasize the importance of systemic fungicides to gummy stem blight management. Data discussed in...

Introducing a New Tool for California Growers
December 8, 2017 · No comments

This week Syngenta announced that Orondis® Ultra fungicide received registration in the state of California for use in vegetables and other selected crops. Available in a premix formulation, Orondis Ultra combines Orondis (oxathiapiprolin) and Revus® (mandipropamid) fungicides to provide preventive and residual control of downy mildews, late blight and other diseases. Orondis Ultra provides a novel mode of action that is new to the industry that helps provide outstanding control of oomycete diseases. Oxathiapiprolin is...

Beware of Caterpillars in Brassica Crops
October 27, 2017 · No comments

As growers start planting brassica crops, understanding pest pressures becomes increasingly important. Caterpillars can cause significant damage to brassica, so knowing what to look out for and how to handle these insects is a must this season. When looking for caterpillars, some common species include: Ear armyworms Cabbage loopers Cabbage white butterflies When these species feed, crops can become overrun. These pests come from moths, so it is important to recognize control options that deter...

Control Perennial Weeds This Fall
October 6, 2017 · No comments

Many vegetable fields have problems with perennial weeds. The Michigan State University Extension encourages checking and treating for these weeds in the fall, so now is the time to control them before next growing season. Some of the most common perennial weeds are yellow nutsedge, quackgrass, pokeweed, milkweed and field bindweed. These weeds have perennial roots and annual tops, so they can go undetected before they emergence. Shorter days and cooler nights in the fall...

This agronomic image shows pepper crops.

Protect Vegetable Crops from Chewing Pests
September 25, 2017 · No comments

With a wide variety of insects in Arizona and California, vegetable crops are constantly susceptible to attack. With yield and crop-quality in danger, make a pest management plan to protect fields. When addressing pests, it’s important to recognize what you’re up against. Some common insects found in vegetables include: Blister beetles Corn earworm Grasshoppers Tomato hornworms Thrips Combatting these lepidopteran and chewing insects can be difficult. When faced with these bugs, we recommend Besiege® insecticide....

New Development from Syngenta Breeders in CA
August 23, 2017 · No comments

The Syngenta Woodland R&D and seed production facility in California is a hotbed of activity throughout the year, but each August the excitement culminates as representatives from vegetable seed resellers visit the site to see, touch and taste the new innovations in development by Syngenta breeders. This year did not disappoint. From more robust disease resistance packages to enhanced fruit flavor and texture, the future of Syngenta Vegetable Seeds is looking very bright. To learn...

This agronomic image shows the squash variety called Grandprize.

Preventative Disease Management in Squash
August 11, 2017 · No comments

When diseases like powdery mildew strike cucurbit crops, they can reduce yields and plant quality. First appearing as pale yellow spots, powdery mildew slowly covers the surface of the plant while producing spores that give the surface a powdery white coating. The University of California offers a few tips for managing the disease. Planting resistant varieties is a good way to help prevent powdery mildew infections. Resistance breeding is a priority for Syngenta, as evidenced...

This agronomic image shows a whitefly.

Dry, Hot Climate Increases Whitefly Populations in Florida
July 28, 2017 · No comments

Warmer temperatures this past winter and spring, accompanied by the recent Florida droughts, created ideal conditions for whiteflies across the southeast. The hot, dry conditions this summer have left some vegetable growers with heavy pest pressure. In regions where whiteflies have been identified or are known to invade, Minecto® Pro broad-spectrum, foliar insecticide offers growers another tool to help manage this pest. With two complementary modes of action, Minecto Pro will control multiple pest populations that...

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