Boxwood Winter Burn 2019

If youre concerned about winter burn or boxwood blight contact one of our professional arborists at american tree.

Boxwood winter burn 2019. Winter damage to boxwoods should not be confused with boxwood blight. During the cold winter months evergreens continue to lose water vapor through their leaves or needles which are. It refers to how sun and wind can dry out boxwood leaves turning them orange or bronze. How to prune winter burn from boxwood.

I assume winter burn or damage after awful 35 degree day in feb. Boxwood blight is a devastating fungal disease of boxwoods that can rapidly spread through a landscape or nursery. As a part of. Boxwoods buxus spp grow in us.

Boxwood winter burn asked may 19 2019 358 pm edt the top few inches of the boxwood branches have golden tan colored leaves this spring. But rest assured winter burn is not a death sentence. Winter burn is a common problem of boxwoods. Well discuss boxwood blight which is sometimes mistaken for winter burn in our next blog post.

Winter burn starts with the tips of shrub needles turning brown and then eventually full needles on a whole section of the tree are brown and dry. This is called desiccation which causes winter burn. Evidence of winter burn. To replace the lost water the plant must pull water up from the roots.

I have also recently seen winter burn on a boxwood hedge with an east exposure. It has everything to do with evaporation. Uunderneath those few inches it is green but not sure if that is healthy. It may cause you some pretty serious concern the first time you see it but a little bit isnt usually a major problem.

A larger leaf surface allows for more water vapor to escape from the plant even during the winter months. When we talk about desiccation in plants were specifically referring to the transfer of excessive amounts of water from leaves into the atmosphere. The primary symptom of winter burn is a discoloration of exposed areas of the plant especially on the south side. But that doesnt mean winter burn is immediately obvious.

In fact the winter burn that boxwood can suffer has nothing to do with heat or scorching. Protecting evergreens by covering them with burlap in the fall can also prevent injury. Boxwood blight has been confirmed in several states but as of may 2015 it has not been confirmed in michigan. Not surprisingly the discolored section appears on the side of the plant that gets the most sun or wind throughout winter.