What Is Little Leaf Disease

Identification: Littleleaf disease is caused by the fungus Phytopthora cinnamomi. Several factors contribute to the disease complex including: low soil fertility (mainly nitrogen deficiency), heavy clay soils or soils with a hardpan, poor soil drainage, and the presence of nematodes and the Pythium fungus.

What causes little leaf?

Identification: Littleleaf disease is caused by the fungus Phytopthora cinnamomi. Several factors contribute to the disease complex including: low soil fertility (mainly nitrogen deficiency), heavy clay soils or soils with a hardpan, poor soil drainage, and the presence of nematodes and the Pythium fungus.

How do you prevent little leaf disease?

Prevention is accomplished through species manipulation or site rehabil- itation. Planting resistant species, such as hardwoods or nonsusceptible pines, will avoid the problem of littleleaf disease.