Contact Sara May ( and Lina Rodriguez Salamanca ( for suggestions to include.

Diagnostic Guides 

Highlighting Coleus issue in eGRO: Nutritional disorders , Physiological disorders, Coleus diseases, Coleus pests. Older articles: Coleus and basil downy mildew, Coleus lower foliage dark, angular, leaf spots, INSV on coleus, Coleus downy mildew update, Coleus: Impatiens Necrotic Spot Virus (INSV), Coleus stock plants: Don't let viruses, foliar nematodes or downy mildew ruin your crop, White mold (Sclerotinia) on coleus


Detection of Pythium spp. in golf course irrigation systems

Peer Review Highlights

Genomic approaches to plant-pathogen epidemiology and diagnostics 
Localization and mechanical transmission of tomato brown rugose fruit virus in tomato seeds 
Research advances in potyviruses: from the laboratory bench to the field 

Methods and Protocols

Development of a real-time loop-mediated isothermal amplification assay for Stromatinia cepivora in response to an outbreak in Northern Idaho
Development of a multiplex TaqMan qPCR targeting unique genomic regions for the specific and sensitive detection of Pectobacterium species and P. parmentieri 
Comparison of three commercial DNA extraction kits for the enhancement of PCR assay sensitivity for Xanthomonas euvesicatoria pv. allii 
A SYBR Green qPCR Method for detecting and quantifying spores of Colletotrichum acutatum and C. gloeosporioides species complexes causing ripe rot of grape
Detection and identification of a ‘Candidatus Liberibacter solanacearum’ species from ash tree infesting psyllids
LAMP assay for distinguishing Fusarium oxysporum and Fusarium commune in lotus (Nelumbo nucifera) rhizomes
Loop-mediated isothermal amplification assay for rapid detection of Phoma macdonaldii, the causal agent of sunflower black stem

Notable First Reports

Herbaceous ornamentals:

First report of Meloidogyne javanica pathogenic on hybrid lavender (Lavandula × intermedia) in the United States

Vegetables and herbs:

First report of cucurbit chlorotic yellows virus affecting watermelon in the United States
First report of watermelon crinkle leaf-associated virus 1 (WCLaV-1) and WCLaV-2 in watermelon (Citrullus lanatus) plants coinfected with cucurbit chlorotic yellows virus in Florida

Tree fruit and small fruit:

First report of sclerotinia fruit and crown rot caused by Sclerotinia sclerotiorum on short-day strawberry in Maryland
First report of coffee leaf rust caused by Hemileia vastatrix on coffee (Coffea arabica) in Hawaii

Field crops:

First report of Aphanomyces euteiches race 1 and race 2 causing Aphanomyces root rot on alfalfa (Medicago sativa) in South Dakota
Colletotrichum fioriniae infecting invasive Japanese hop (Humulus scandens) in the United States
First report of wilt and necrosis caused by Diplodia seriata on cowpea in Tennessee, USA
First report of gray leaf spot caused by Pyricularia oryzae (synonym: Magnaporthe oryzae) in oat (Avena sativa) in Georgia, U.S.A.

First report of Curvularia lunata causing Curvularia leaf spot of corn in Delaware

First report of Exserohilum pedicellatum causing root rot of corn in Indiana

First report of Fusarium graminearum causing flower blight on hemp (Cannabis sativa) in Kentucky