Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Each year we see cases of magnesium deficiency in vegetables. This is a common problem with tomatoes, but all vegetables are susceptible. Magnesium (Mg) is considered a secondary macroelement and is essential… Continue Reading
Jarrod O. Miller, Extension Agronomist, jarrod@udel.edu and Cory Whaley, Sussex Co. Extension Ag Agent; whaley@udel.edu We are observing a range of deficiency issues this year in corn, many of which have similar symptoms. Last week we had some images of… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Growers will apply most (>90%) of their plant nutrients for vegetable crops as soil applications (preplant, sidedressed, fertigated) based on soil tests and crop nitrogen needs. To monitor vegetable nutrient status during… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu We have seen several cases of magnesium deficiency in vegetables already in 2019. Magnesium (Mg) is considered a secondary macro-element and is essential for plant growth. It is a component of chlorophyll,… Continue Reading
Jerry Brust, IPM Vegetable Specialist, University of Maryland; jbrust@umd.edu Growers, especially on the Eastern Shore, may already be seeing leaf symptoms on their cantaloupe plants that are often misdiagnosed as a foliar disease. However, these leaf symptoms described below indicate… Continue Reading
