I have two young plants growing in two different pots. Recently I noticed that some of the leaves started to become yellowish on the edges.
Please take a look at this:
Also I noticed some very small white (pinkish) mites scuttling around on the surface of soil.
My n900 camera does not do good macro images but I'll try to post the best pict
These guys are pretty quick. I soaked the surface with 1% Neem Oil extract solution. Hopefully that will get them.