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I have a baytree thats developed black marks on it's leaves as seen in the photo, what can I do & how can I treat it?
Many thanks

S5030374 S5030373 S5030375



Sounds like sooty mould, just wash it off with soapy water and keep it in an open place.

1 Nov, 2009


i am inclined to agree with sooty mould. it develops on the sticky residue from other insects like green fly.

1 Nov, 2009

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