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How warm is too warm for potatoes growing in containers? #875859

Asked July 03, 2024, 5:11 PM EDT

I am growing potatoes in 10 - 15 gallon black plastic containers. With temperatures rising to 100° this weekend, should I harvest them rather than risk them becoming overheated? I planted them in mid- to late-March, so they are about ready to harvest but the leaves are only beginning to droop.

Multnomah County Oregon

Expert Response

Thank you for your question.  OSU doesn't have much information about home-grown potatoes, and I don't have enough information about your setup, but suggest that you read the following Extension article that may help:  https://extension.unh.edu/blog/2020/03/what-best-way-grow-potatoes-containers

Good luck!
An Ask Extension Expert Replied July 08, 2024, 12:56 PM EDT

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