David Owens, Extension Entomologist, owensd@udel.edu Congratulations to Bob Leiby for correctly identifying the cause of the whitish yellow speckles on the leaf as feeding injury caused by two spotted spider mite. This is a common greenhouse invader, especially when winter… Continue Reading
Mark VanGessel, Extension Weed Specialist; mjv@udel.edu We all want our herbicides to work NOW and to be 100% effective. As the old saying goes, you can have it done fast, effective, or cheap/convenient – pick two because all three are… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Armyworm flight is low in most locations. We do not know how counts will correlate to actual pressure in the field. Many thanks to Maryland Extension agents Emily Zobel and Maegan Perdue and UD Extension… Continue Reading
Jarrod O. Miller, Extension Agronomist, jarrod@udel.edu and Cory Whaley, Agriculture Agent, whaley@udel.edu So far in April soil temperatures are on a linear rise and have reached 60°F in Georgetown (Figure 1). In 2020 temperature also rose through mid-April, before falling… Continue Reading
Alyssa Koehler, Extension Field Crops Pathologist; akoehler@udel.edu Wheat is in the jointing stage and we are a few weeks out from thinking about management for Fusarium Head Blight. The Fusarium Risk Tool http://www.wheatscab.psu.edu/ is live for the season and is… Continue Reading
