Yellow dust on leaves of Maxillaria

[rbarata]

Originally Posted by floempie01

Thanks for the quick response and the warning! it does not look like the pictures I can find on spider mites -- it is really much smaller and even, more like dust or pollen, and I don't see anything like a web. I could easily brush it off with a little bit of kitchen paper.

hm.. I'll isolate the plant for now, see if anything happens

Not all mites produce webs. As a side note, spider mites are not visible with a naked eye. You'll need a magnifying glass to see them.