To make sure it doesn’t return you have to interrupt the seed-to-flowering-plant cycle at least for a couple of years and fill the voids with something competitive.
Temperatures down in the low 20s or in the teens will require that you protect the trunks of young citrus plants.
My mother and both my grandmothers used a wood-fired stove for cooking. I often had the chore of cutting and splitting the firewood and stacking it on the porch near ...