Soot on mandarin trees, what is the

korban, Oct 19, 10:46am
best way to get rid of it?

Thanks

lythande1, Oct 19, 11:06am
Kill the insects that suck the sap form the trees, that creates honeydew, that then gets mould.

harrislucinda, Oct 19, 3:59pm
Oil base spray as kills the bug

korban, Oct 19, 4:37pm
Thanks, will get some soon

aloha3, Aug 24, 8:17am
neem oil