Pyridate herbicide was once a cornerstone of broadleaf weed control in mint before its market withdrawal. Recently the use of pyridate (Tough® 5EC) has been limited to emergency exemption use, also known as a Section 18 label, which must be approved each year. Pyridate is a photosystem II inhibitor used for postemergence weed control of…Read more about Tough® 5EC Herbicide Receives 2020 Section 18 Label for Mint in Indiana[Read More]
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Aphids have been a particularly challenging pest to get under control this spring. They quickly colonized the strawberries we had growing all winter in our high tunnels, and took off as the weather sporadically warmed up (Figure 1). In my first attempt to knock them back I introduced 2,000 lacewing larvae (22-Apr), too little too…Read more about Organic Aphid Control Options[Read More]
About the culprit insect Cutworms are the larval (caterpillar) stage of moths in the family Noctuidae, which typically fly at night. Although the adult moths are not damaging, the voracious larvae can be! The caterpillars typically hide during the day and emerge at night, curling around young, tender plants to feed. How many kinds of…Read more about Beware of Cutworms in Young Veggie Crops![Read More]
Botrytis gray mold can cause disease on many different host plants, enabling the fungus to easily survive and disperse between crops. Host crops include flowers such as geraniums, vegetables such as green beans and fruit such as strawberries. The disease is favored by relatively cool temperatures and high humidity. We recently observed botrytis gray mold…Read more about Botrytis Gray Mold[Read More]
In creating the new format of the Midwest Vegetable Production Guide for Commercial Growers 2020 (ID-56), I inadvertently left out the portion of the fruiting vegetable section that deals with Phytophthora blight of pepper. The new format allows me to update items easily; I have now added information on this important disease. Go to mwveguide.org…Read more about Phytophthora Blight of Pepper in Midwest Vegetable Production Guide[Read More]
No-till pumpkin podcast starts the specialty crops series in the HAT-Soil Health podcasts from CCSI, Purdue and Hoosier Ag Today.
The earth’s position and movement around the sun welcomed the spring equinox on March 19th, and meteorologists in the northern hemisphere welcomed spring on March 1st. Unfortunately, the atmosphere – particularly over the midwestern and Great Lakes states – refused to acknowledge those dates to offer us a more traditional spring. Sure, Indiana’s spring 2020…Read more about Ready for Winter to Be Over[Read More]
Strawberries growing in the matted-row system are in the blooming stage. Open flowers cannot tolerate temperatures lower than 30°F (Figure 1). Strawberry growers should be prepared for the coming low temperatures this week. Row covers (Figure 2) can be effective in protecting strawberry flowers. In our earlier trial, 1.5 oz/sq row covers provided 4-6 degrees…Read more about Using Row Cover or Sprinkler Irrigation for Cold Protection of Strawberries[Read More]
1. What caused the water-soaked stem of this watermelon transplant? A-damping-off B-gummy stem blight C-Lightening strike Correct Answer: B 2. Is this problem likely to spread to other transplants? Yes 3. Will this problem likely spread in the field? Yes More information about gummy stem blight can be found in the article Cantaloupe and Watermelon…Read more about Answer to Question from Last Issue (4-23-2020)[Read More]
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