I have many begonia corms overwintered in The shed.some about two inches across others six inches. Can I plant these straight into the ground without bringing them on in pots and trays.
Certified GKH Gardening Expert
As long as the temperatures have warmed in your area, then this will be perfectly fine. This article will give you more information on their care: https://www.gardeningknowhow.com/ornamental/flowers/begonia/tuberous-begonia-care.htm