Prune out shoots to maintain the spread of the plant within desired size.
Walking stick tree diseases.
Botanically known as corylus avellana contorta harry lauder s walking stick is one of the most interesting interesting plants you can put in your landscape and probably one of the least understood.
Monrovia s harry lauder s walking stick details and information.
Disease pests and problems.
One disease of particular concern is eastern filbert blight.
Note that this plant can spread indefinitely.
This doesn t seem to be a widespread problem but it is happening.
Common pests diseases this shrub has good resistance to the filbert blight that can devastate other members of the genus.
Affected branches should be removed and destroyed but viruses in particular are very hard to treat.
Tolerant of most sites best in full sun to light shade under tall trees.
This wonderful plant with it s array of twisted and contorted branches will happily grow in zones 4 through 8 and is one of the few plants that really has no serious disease or insect pest problems.
The disease that is attacking them is called eastern filbert blight.
No serious disease or insect problems.
If you see this prune them out one to three feet below where they stop on a branch.
It is a cultivar of the tree species european filbert and a close relative to american hazelnut and turkish filbert.
You are most likely dealing with eastern filbert blight a disease.
It is a small tree or large shrub that grows up to 8 feet in height and spread but can be kept smaller with pruning.
Occasional disease problems include black knot crown gall apple mosaic virus and leaf spot.
It occurs primarily in the eastern half of the country as well as oregon.
Tree plant care.
Some harry lauder s walking stick plants corylus avellana contorta are being attacked and are dying slowly.
Look also for cankers on limbs especially in the upper canopy.
Branch dieback occurs when cankers girdle the stems.
Harry lauder s walkingstick corylus avellana contorta is also known as contorted filbert and corkscrew filbert.
Learn more about monrovia plants and best practices for best possible plant performance.
Henry lauder s walking stick infected with eastern filbert blight is probably too sick to save.
If your tree comes down with the blight you will notice flowers and foliage turning brown wilting and dying.
