My tomato tops are curling--and it's not just the leaf! - Ask Extension
I have an indeterminate tomato plant that has curly leaf stems. The leaves themselves look okay, but the entire stem seems to be curing into a coil s...
Knowledgebase
My tomato tops are curling--and it's not just the leaf! #654996
Asked June 23, 2020, 12:52 PM EDT
I have an indeterminate tomato plant that has curly leaf stems. The leaves themselves look okay, but the entire stem seems to be curing into a coil shape. Any ideas what this could be?
Multnomah County Oregon
Expert Response
I’m not certain what exactly is happening, it doesn’t appear to be a disease problem. Your plant may be responding to an environmental factor such as ethylene or another chemical. Here’s a link to an article on curling stems due to ethylene
https://vegcropshotline.org/article/ethylene-damage-on-tomato-plants/
