| Thanks a lot for your suggestions. I don't see anything moving to the naked eyes, i need to buy a magnifying glass and check more carefully.
I've wiped the leaf with a white tissue and nothing came off and it's not sticky either. and no dusty stuff either.
Do you think i should wash the leaves with soapy water to prevent?
my question might be stupid but which one are the older canes? are they the smaller ones? |