Monthly Archives: May 2017

Cotton of the Mid-Coast – May 5, 2017

Cotton fields range from 1-2 leaf to half-grown square.  These fields need to be monitored for cotton fleahoppers.  I am finding cotton fleahoppers in cotton fields in populations ranging from 0-50 per 100 plants.  Most of these are adults moving into fields but some older fields have nymphs as well. Some fields need treatment to prevent economic yield loss or delayed harvest since the fleahoppers exceed the economic threshold of 15 per 100 plants.   Most field scouts monitor for cotton fleahopper by visually looking through the plant terminals for the adults and nymphs. We… Read More →

Sorghum of the Mid-Coast – May 5, 2017

Sorghum fields in Calhoun, Refugio and Victoria Counties should be scouted weekly for pest insects. This is especially true for the Sugarcane Aphid and Sorghum Midge.  We have ben finding sugarcane aphids in sorghum fields across the area but their numbers have been below threshold levels thus far. I have seen only occasional plants along the southern edge of sorghum fields with sugarcane aphids.  The most I have seen thus far is small colonies of less than 20 aphids on a less than 1% of plants. When scouting sorghum fields, I suggest marking… Read More →