Apparently the Soviets were able to grow citrus in sub zero temperatures by building trenches. Makes me really want to start a citrus farm in Idaho.
https://solar.lowtechmagazine.com/2020/04/fruit-trenches-cultivating-subtropical-plants-in-freezing-temperatures
Have fun digging those holes/trenches.
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I always do
Oh my. So you have dug trenchs deep enough to plant 10, 15, 20 foot tall trees. Amazing 🤩
Lol no, just some drainage trenches here and there
