Information and discussion regarding garden diseases, insects and other unwelcome critters.
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August 8, 2016 | #1 |
Tomatovillian™
Join Date: May 2012
Location: massachusetts
Posts: 1,710
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Is this a virus?
This has appeared on 2 and possibly 3 of 50 plants.
The lower growth is normal, the tops are pale and mottled as in the pic. Fruits on 1 of the plants showing very blotchy ripening. I can't seem to match this to a particular virus, but the mottled pale leaves and blotchy ripening have me concerned. These plants have growing media thats a bit wet due to poor choice this spring if thats a factor. |
August 8, 2016 | #2 |
Tomatovillian™
Join Date: May 2012
Location: massachusetts
Posts: 1,710
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Blotchy fruit
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August 8, 2016 | #3 |
Tomatovillian™
Join Date: Jul 2015
Location: Southeastern Pennsylvania
Posts: 1,069
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Looks like nutrient deficiency to me. My guess would be iron, but if media-based, it could be multiple issues. Any possibility that, in addition to being too wet, the media may have the wrong pH?
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August 8, 2016 | #4 |
Tomatovillian™
Join Date: May 2012
Location: massachusetts
Posts: 1,710
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I have had Iron deficiency in the past, and it doesn't look like a typical presentation, all the plants are on the same feed, and usually nutrient problems are obvious across a wide swath of the garden.
It does have a strange interveinal chlorosis though......almost like a molybdenum def. I would not rule out problems in the root zone causing deficiency in certain plants as they succumb to wet feet. Its like a switch was flipped, normal growth, then above that thin pale growth with mottled foliage as in the first pic. |
August 8, 2016 | #5 |
Tomatovillian™
Join Date: Dec 2010
Location: Pewaukee, Wisconsin
Posts: 3,150
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I think that it is nutrient deficiency. Especially with the effect observed on the newer growth on the top of the plant. It could be nitrogen or Magnesium. How about a little feed of some Epsom Salts.
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~ Patti ~ |
August 8, 2016 | #6 |
Tomatovillian™
Join Date: Feb 2006
Location: Den of Drunken Fools
Posts: 38,539
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Here is a link to F wilt.
Some of those pictuers look like yours. https://www.google.com/url?sa=i&rct=...986754&cad=rjt |
August 8, 2016 | #7 | |
Tomatovillian™
Join Date: Jul 2015
Location: Southeastern Pennsylvania
Posts: 1,069
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Quote:
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August 8, 2016 | #8 |
Tomatovillian™
Join Date: Jul 2014
Location: kentucky
Posts: 1,116
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I think I see oviposition marks in the blotch on that fruit, if it's the case you have western flower thrips.
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August 8, 2016 | #9 |
Tomatovillian™
Join Date: Jun 2012
Location: Illinois, zone 6
Posts: 8,407
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Whiteflies can also cause blotchy ripening, and I think I might see a stink bug bite or two as well.
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August 8, 2016 | #10 |
Tomatovillian™
Join Date: May 2012
Location: massachusetts
Posts: 1,710
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Hellmanns,
You are full of good news. I fear you are right, there is a string of dimples in that blotch. So do I have a mystery virus from these thrips? could this also explain the empty and sparse trusses that srarted at truss 4-5? Whats my next step? |
August 8, 2016 | #11 |
Tomatovillian™
Join Date: Jul 2015
Location: Southeastern Pennsylvania
Posts: 1,069
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Here's a photo from Mississippi State University of iron chlorosis in tomato.
Although I agree it does look like you also have flower thrips. Good eye, Hellmanns! |
August 8, 2016 | #12 |
Tomatovillian™
Join Date: Jul 2014
Location: kentucky
Posts: 1,116
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I don't see a virus, just the damage to the fruit from the thrips. I'd say the chlorosis is from heavy fruiting, as evidenced from the bare trusses.
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August 8, 2016 | #13 |
Tomatovillian™
Join Date: Jul 2014
Location: kentucky
Posts: 1,116
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A few years back this issue caused me fits for a couple of years after the thrips moved in here. They don't cause the blotches on every variety, just the softer varieties. It affected my main market variety Fabulous f1. It took me awhile to put it all together because the blotches were just on the early set of fruit.
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August 8, 2016 | #14 |
Tomatovillian™
Join Date: May 2012
Location: massachusetts
Posts: 1,710
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Gorbelly,
That looks very much like it. Hellmanns, Thanks for your insight as well. They are fruiting fairly heavily. I won't pull them unless there are further developments. I'll check ph later. |
August 13, 2016 | #15 | |
Tomatovillian™
Join Date: Jun 2016
Location: Illinois
Posts: 162
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Quote:
http://agdev.anr.udel.edu/weeklycropupdate/?p=1503 As for the iron chlorosis, I would recommend Ironite solution. It has the macros and micros, so it will cover everything: https://www.amazon.com/dp/B000VRRPLE...I3NY8RI964GB1D |
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