PLANT DIAGNOSTIC CLINIC 2018 Ann Hazelrigg, Ph.D. – PDC Director Gabriella Maia, M.S. – Assistant Diagnostician Following report contains a summary of the samples submitted to the Plant Diagnostic Clinic from 01-Jan-2018 through 12/31/2018. A total of 334 sample(s) have been processed during this time period. The following diagnosticians were involved in The following Advisory Consultants provided advice processing samples for the laboratory from 01-Jan- for the laboratory from 01-Jan-2018 through 31-Dec- 2018 through 31-Dec-2018. 2018. This section reports samples from all the statuses. Each This section reports samples from all the statuses. Each sample may involve one or more diagnosticians. Hence, sample may involve one or more advisory consultants. this section may not represent the total number of samples Hence, this section may not represent the total number of processed during this time period. samples processed during this time period. Margaret Skinner, processed 1 sample(s). Agdia ListServe, gave advice for 1 sample(s). Extension Master Gardener, processed 2 sample(s). Erica Cummings, gave advice for 1 sample(s). Lisa Chouinard, processed 1 sample(s). Great Lakes Veg ListServ, gave advice for 1 sample(s). Gabriella Maia, processed 268 sample(s). Margaret Skinner, gave advice for 11 sample(s). Ann Hazelrigg, processed 303 sample(s). Mark Starrett, gave advice for 4 sample(s). Meg T. McGrath, gave advice for 1 sample(s). Michael Sundue, gave advice for 2 sample(s). Robert Wick, gave advice for 1 sample(s). Sid Bosworth, gave advice for 1 sample(s). Terry Bradshaw, gave advice for 2 sample(s). Trish Hanson, gave advice for 2 sample(s). The following is the Sample Submission Breakdown for the laboratory. For there are 0 sample(s) pending, sample(s) preliminary, 334 sample(s) completed, 0 sample(s) archived. The following Personnel provided checked-in samples The following Personnel provided Client responses by for the laboratory from 01-Jan-2018 through 31-Dec- writing up samples for the laboratory from 01-Jan- 2018. 2018 through 31-Dec-2018. This section reports sample check-in's performed only by This section reports the personnel who have written the diagnostician at laboratory. This section does not report final reports for the samples from all the statuses during the submitter check-in's. Hence, this section may not this time period. Hence, this section may not represent the represent the total number of samples processed during total number of samples processed during this time period. this time period. No records to display. Extension Master Gardener, processed 77 sample(s). Gabriella Maia, processed 233 sample(s). Lisa Chouinard, processed 24 sample(s). Table 1. Number of Sample Submissions by Month from 01-Jan-2002 to present. Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total 2018 4 6 13 18 25 59 68 57 41 34 7 2 334 2017 6 5 12 20 68 60 53 63 53 25 9 6 380 2016 14 15 11 10 41 54 54 42 46 23 4 2 316 2015 0 6 8 16 44 54 72 69 58 26 8 5 366 2014 8 5 6 23 36 72 70 73 42 29 6 26 396 2013 3 5 8 25 36 74 102 66 47 22 8 4 400 2012 0 0 8 4 38 53 48 75 33 40 10 4 313 2011 4 2 7 12 21 45 35 63 25 20 4 1 239 2010 0 4 6 16 23 69 85 88 27 6 2 0 326 2009 0 3 5 9 24 44 96 48 36 3 6 0 274 2008 1 2 0 4 17 30 51 33 7 6 5 3 159 2007 0 0 0 0 0 1 0 1 0 7 0 0 9 2006 0 0 0 0 0 17 0 0 0 0 13 0 30 2005 0 0 0 0 0 0 0 0 0 0 0 0 0 2004 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 Table 2. Number of Sample Submissions by Client Table 3. Samples originated from the following states Type from 01-Jan-2018 through 31-Dec-2018 . and counties from 01-Jan-2018 through 31-Dec-2018. This section reports the number of clients for each client This section reports the samples from all statuses. Hence, type for the samples submitted during this time period. this section represents the total number of samples Each sample may involve one or more clients. Hence, this processed during this time period. section does not represent the total number of samples processed during this time period. State County Number of Samples Client Type Count % Unknown Unknown 334 Grower/Farmer 98 40.00 MA STATE TOTAL 1 Homeowner/Home Gardener 60 24.49 MA Essex 1 Arborist 32 13.06 NH Grafton 1 Left Blank 20 8.16 NH Cheshire 1 Researcher/Specialist 8 3.27 NH STATE TOTAL 2 Agent/Educator 6 2.45 VT Lamoille 11 Landscaper 5 2.04 VT Addison 24 Company/Firm 4 1.63 VT Orange 9 Nursery 3 1.22 VT Caledonia 3 Greenhouse/Hydroponic 3 1.22 VT Rutland 15 Crop Consultant 2 0.82 VT Bennington 11 Individual 2 0.82 VT Orleans 10 Forester 1 0.41 VT Franklin 17 Other 1 0.41 VT Windsor 7 Total 245 100% VT Grand Isle 11 VT STATE TOTAL 331 VT Chittenden 160 VT Washington 26 VT Essex 1 VT Windham 26 Table 4. Number of Sample Submissions by Diagnosis Needed from 01-Jan-2018 through 31-Dec-2018. This section reports diagnosis needed for the samples from all statuses. Hence, this section represents the total number of samples processed during this time period. Diagnosis Needed Number of Samples % Disease ID 243 72.75 Insect ID 55 16.47 Unknown 15 4.49 Plant/Weed ID 11 3.29 Left Blank 5 1.50 Other 3 0.90 Herbicide Injury 1 0.30 Spider ID 1 0.30 Total 334 100% Table 5. Number of Sample Submissions by Suspected Problem from 01-Jan-2018 through 31-Dec-2018 . This section reports suspected problem for the samples from all statuses. Hence, this section represents the total number of samples processed during this time period. Suspected Problem Number of Samples % Left Blank 317 94.91 abiotic 2 0.60 apple scab 2 0.60 disease and insect 2 0.60 downy mildew 1 0.30 insect or disease 1 0.30 DM, Cladosp or other 1 0.30 disease or insect 1 0.30 drought, stress, needle cast 1 0.30 leaf sptos 1 0.30 DM 1 0.30 insect damage 1 0.30 needle drop; rust 1 0.30 powdery mildew 1 0.30 swd 1 0.30 Total 334 100% Table 6. Number of Sample Submissions by Sample Source from 01-Jan-2018 through 31-Dec-2018. This section reports sample source for the samples from all statuses. Hence, this section represents the total number of samples processed during this time period. Sample Source Number of Samples % Extension noncommercial 175 52.40 Extension commercial 157 47.01 Left Blank 2 0.60 Total 334 100% Table 7. Number of Sample Submissions by Type of Sample from 01-Jan-2018 through 31-Dec-2018. This section reports sample type for the samples from all statuses. Hence, this section represents the total number of samples processed during this time period. Sample Type Number of Samples % Image Only 33 9.88 Physical Sample 301 90.12 Total 334 100% Table 8. Number of Sample Submissions by Sample Table 9. Number of Sample Submissions by Sample Category from 01-Jan-2018 through 31-Dec-2018. Material Submitted from 01-Jan-2018 through 31-Dec- Notes: This section reports sample category for samples 2018. from all statuses. Hence, this section represents the total Notes: This section reports sample material submitted for number of samples processed during this time period. the samples from all statuses. Each sample may have one or more sample materials submitted. Hence, this section Sample Category Count % does not represent the total number of samples processed. Vegetables 105 31.44 Sample Material Submitted Number of Samples Woody ornamental -Deciduous 47 14.07 Leaves/needles 183 Woody ornamental - Evergreen 34 10.18 Entire plant 61 Fruit 34 10.18 Adult Insect 24 InsectID 28 8.38 Fruit/seed 29 Perennial 24 7.19 Email 33 Small Fruit 17 5.09 Branches/twigs 79 Annual 14 4.19 Roots 29 Field crops 14 4.19 Other 4 Other$Unknown plant 3 0.90 Flowers 10 Turf 3 0.90 Stems 61 Small Grains - wheat,oats,barley 2 0.60 Turf plug 2 Forage 2 0.60 Insect Damage 3 Other$Plant ID 2 0.60 Spider 1 Other$Spider id 1 0.30 Trunk section 2 Other$Succulent 1 0.30 Pupa 1 Mulch 1 0.30 Telephone 1 Other$phone call 1 0.30 Bark 3 Other$plant i.d. 1 0.30 Immature insect 4 Total 334 100% Table 10. Number of Sample Submissions and Diagnosis/ID by Host/Habitat from 01-Jan-2018 through 31-Dec- 2018. Notes: This section reports samples from all statuses. Each sample may have one or more diagnosis/identification and hence this section does not represent the total number of samples processed. Confirmed Not Detected Suspected Undetermined All Crops (general) (Host,Diagnosis/ID) (1,1) Clammy goosefoot (Chenopodium pumilo) 1 0 0 0 Allium; Onions; leeks; garlic (Allium sp./spp.) (Host,Diagnosis/ID) (2,4) Abnormal plant growth (Abiotic disorder) 0 0 1 0 Cold wet soils (Abiotic disorder) 0 0 1 0 No pathogen found (Identification Analysis) 2 0 0 0 Alyssum (Alyssum spp) (Host,Diagnosis/ID) (1,3) Cold wet soils (Abiotic disorder) 0 0 1 0 No pathogen found (Identification Analysis) 1 0 0 0 Non-pathogenic; Saprophyte (Secondary Agents; Saprophytes; 1 0 0 0 Unspecif.) American Chestnut (Castanea dentata) (Host,Diagnosis/ID) (1,4) Environmental stress; Problem (Abiotic disorder) 0 0 1 0 Fusarium stem; Root rot (Fusarium sp./spp.) 1 0 0 0 Non-pathogenic; Saprophyte (Secondary Agents; Saprophytes; 1 0 0 0 Unspecif.) Spider mites (Family Tetranychidae) 1 0 0 0 American Plum (Prunus americana) (Host,Diagnosis/ID) (1,2) Oriental fruit moth (Grapholita molesta) 0 0 2 0 Anemone (Anemone sp./spp.) (Host,Diagnosis/ID) (1,1) Short-winged blister beetle (Meloe augusticollis) 1 0 0 0 Ant i.d.