Q.We Believe We Have Oleander Leaf Scorch…over A Period Of Two Years One Of Several Oleander Has Been Dying Back With Symptoms Yo
u describe. If I dig the plant up, how much if any dirt should I also remove to prevent a newly planted oleander from getting the Leaf Scorch?
Certified GKH Gardening Expert
If you don't plant another oleander, the disease likely will not pass on because you reduce the chance for infection by the insect vectors. Since the disease is transmitted through insect vectors and not the soil, you don't have to remove the soil if you decide to get another oleander.