82 articles tagged "Tomato".

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​The photos that accompany this article are of lesions caused by various diseases that occur on tomato fruit. The list includes diseases I commonly see in Indiana, so the list is not all inclusive. More information can be found on the Purdue Tomato Doctor​ app​. I welcome any comments or questions. Bacterial spot of tomato. (Click on image for larger view) Bacterial speck of tomato. (Click on image for larger view) Bacterial canker of tomato. (Click on image for larger view) White mold of tomato. (Click on image for larger view) Late blight of tomato, which has just been reported in LaGrange County Indiana. (Click image for larger view) Blossom-end rot of tomato. This disorder is the only abiotic (non-disease) problem included in this article. (Click image for larger view)


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​The low tonight is forecasted to be 28 F. In preparation, we placed clear plastic over each row. This type of plastic is not vented. Therefore, one must be very careful to watch the temperature inside the tunnel when there is direct sunlight. Although we made it through last night, tomorrow morning will be the real test! UPDATE: After the cold night of Tueday morning–the tomatoes made it through fine. However, it didn’t get as cold as predicted. We found it difficult to manage the low tunnels when the sun was out during the day. Growers should be very careful about clear plastic tunnels without vents. The tunnels can get very hot. Clear plastic low tunnels over the tomatoes in the high tunnel. Note that there are no vents. Care must be taken to vent low tunnels if necessary. This can be done by opening the ends. The ends would[Read More…]


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