oleader leaf disease

[atma_weapon]

Hello, my oleader is sick and the leaves look like the one attached, what could it be?

thank you

 

[Chuck]

Hello, my oleader is sick and the leaves look like the one attached, what could it be?

thank you

It looks like Oleander Knot Disease/Nerium Canker. It is caused by some injury to the plant and a bacteria enters the wound. It normally isn't too serious to the plant but you should talk to a local expert.