My Pygmy date palms are dramatically narrowing at the base of the trunk as though there is a deficiency of some sort but I can't find any information on the problem. It's as if theyll snap one of these years from the base being too thin. Any suggestions? The soil is very poor -- almost clay like but that's typical for my area.
Pygmy Date Palm Problem
Certified GKH Gardening Expert
I haven't heard of this before, but based on a few extension service articles it is probably a normal variation. This might be an example of "trunk erosion" as explained in the following article. The article says it is normal with older palms: