|Step 1: Wrap the pot in bubble wrap.|
|Step 2: In fall cut back to a few inches.|
So last year I tried keeping the the tubers in their pots. We don't get extreme cold, but we do have freezing nights, and several stretches of freezing weather.
|Step 3: Crumple newspaper over the soil.|
|Step 4: Place cardboard over the newspaper.|
|Step 5: Cover with a thin layer of soil.|
Have you ever kept dahlias outdoors through the winter? Do you get freezing nights? Was it successful for you?
|Dahlia tubers in pots ready for winter.|
My overwintering experiment was a huge success. Here are the results for my two pots.
The bubble wrap is still on the pots and ready to go for next winter. All I have to do is cover the tops again for next winter. This was so much easier than digging up all the tubers and storing them in my bathtub. -- Margy