Information and discussion regarding garden diseases, insects and other unwelcome critters.
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August 24, 2013 | #1 |
Tomatovillian™
Join Date: May 2013
Location: New Mexico
Posts: 2,052
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TSWV Infection?
I have a raised bed containing 12 tomato plants and 22 pepper plants, plus a sage plant, bee balm and 2 monsterous Torch sunflower plants (didn't know how big they got).
One of the tomato plants is a Marglobe, and it is right in the very middle of the entire overly planted bed. All the plants in this bed are producing great fruit and all look from either very good to fantastic as regards their foilage and size, except one runt Gold Medal plant that has been stunted for 2 months, but doesn't look to be infected with anything that I can discern. The Marglobe plant just began producing fruit with the "halo" type yellow/yellow-orange rings on the skin. I researched causes for such condition and it looks like it could be TSWV from the appearance of fruit. The plant is literally wedged in the middle of other plants, one of which is a Long Tom that is producing beautifully, and another Ox Heart that also produces very well. It is next to the runt Gold Medal as well, but is several feet taller and it has nice top growth. There are some yellow leaves deep inside this Marglobe but the overall condition of the plant looks good. I've been feeding these plants Texas Tomato Food for the past month. I have 2 questions about this. 1. Is it possible to have TSWV on only one plant in a "mass" of tomato plants? 2. How can the Marglobe be the only plant with the "halo" symptoms in this mass of plants? Any thoughts would be most welcomed. Thanks, Charley |
August 24, 2013 | #2 |
Tomatovillian™
Join Date: Dec 2010
Location: Sunol, CA
Posts: 2,723
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I am no expert, but that looks like it could also be early blight.
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August 24, 2013 | #3 |
Tomatovillian™
Join Date: Feb 2013
Location: Montenegro
Posts: 275
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''halo'' types of concentric yellow rings on the fruit usually means you got it right with the diagnosis. any kind of rings usually suggests unpleasant things actually.
br, ivan |
August 24, 2013 | #4 |
Tomatovillian™
Join Date: Jul 2010
Location: Southern Virginia
Posts: 342
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Not TSWV.....maybe EB or Septoria?
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August 24, 2013 | #5 |
Tomatovillian™
Join Date: Feb 2006
Location: Virginia Beach
Posts: 2,648
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I don't think your foliage looks like TSWV but I've never seen the bulls eye thing on fruit other than that infected with TSWV. Sorry to make this even more confusing!
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Michele |
August 24, 2013 | #6 |
Tomatovillian™
Join Date: Sep 2009
Location: Alabama
Posts: 7,068
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Doesn't look like TSWV to me either and I have seen it a lot. It is entirely possible for just one plant to be infected with TSWV but I can see no symptoms at all on the foliage. I would just leave it alone and see how it develops as the season goes on. Keep an eye on the new growth at the top of the plant because if it is TSWV then the new leaves will almost stop growing and start looking stunted and discolored.
Bill |
August 27, 2013 | #7 |
Tomatovillian™
Join Date: Feb 2006
Location: Parma, OH
Posts: 147
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On the foliage all I see is early blight with some possible aphid damage. The fruit, well, that is quite intriguing.
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