the bulb of my sago palm is covered with something that looks like foam (dark yellow) is this normal? I cannot see the top portion of the bulb only the foam looking stuff about 1/2 inch thick.
Certified GKH Gardening Expert
It is difficult to determine what your Sago Palm has from this description. I can say, that this is not normal.
It sounds much like a slime fungus.
You can upload an image to us if you like, it could help in identifying the issue.