Archive for month: February, 2016

Preventing snow, wind & ice damage
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Preventing snow, wind & ice damage

Trees around the world are faced with the assault of mother natures weather events on a daily basis, in most cases if this occurs in a secluded forest the damage is unnoticed and has little impact on human activity. When storms and strong weather events hit cities however trees are definitely likely to be damaged and have an adverse effect on our daily lives such as the September 2014 snow storm in Calgary. The September snow event wasn’t the first time snow and leafed out trees collided in a bad way in the Calgary, in the early 2000’s there was a snowfall event in May that also caused significant damage to trees throughout the city and I wouldn’t be surprised if such an event occurs again.

Wind is another force of nature which has caused significant tree and property damage throughout Calgary in the past, damage caused ranging from minor twig breaks to complete tree failure. There is a lot that we can do as tree owners to prevent significant damage to trees and reduce the consequences of tree failure leading to property damage.

Firstly properly planting appropriate species in ideal locations is one of the best ways to avoid most conflicts caused by trees whether caused by storms or not. Planting a tree near an overhead wire for example is an extremely poor choice for a planting location or planting any species of tree within 10feet of a building should also be avoided. Have trees regularly inspected and pruned for structure especially young trees, Dr. Ed Gilman from the University of Florida has done extensive scientific research proving that structurally trained trees suffer significantly less damage than unbalanced or improperly pruned trees in severe weather. When a snow event repeats itself the best thing you can do is get the snow off of your trees and shrubs as quickly and safely as possible. You could brush or shake the snow off of smaller trees and shrubs but on larger trees you are putting yourself at risk if you attempt to go near the tree.

I learned from Wade Hartwell, the founder of Golden Acre Garden Centres, that using water is the best way to rid trees of snow and frost on trees and shrubs. Using a garden hose and pressure nozzle spray the branches from the tips inward to alleviate the weight at the end of the branches first, as the water melts off of the snow covered tree you will see the limbs bounce back up before your very eyes.

Winter Pruning
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Winter Pruning

Trees often get forgotten in the winter but there are many advantages to having them pruned in the winter. When the leaves have fallen the structure and direction of the growth of a tree is much easier to see and work on.

Certain diseases such as black knot, are best controlled in winter because the symptomatic branches are much easier to spot and remove. Diseases are also less likely to spread to other trees or through fresh pruning cuts during the dormant period.

Insects are also dormant in the winter which is why Elm trees can only be pruned between October 1st and March 31st in Calgary and all of Alberta. This is to prevent the spread of Dutch Elm Disease which is carried by elm bark beetles that are attracted to fresh cuts and deadwood of Elm trees. If you have a fragile landscape you can take advantage of the frozen ground to protect any potential impact on soft or delicate areas below the tree being pruned or removed.

Summer has so much to offer and so little time to give, so why not take advantage of the fact that you can work on trees and shrubs in the winter and save some of that precious summer time.

Tree Frog Tree Care is proud to be a division of Bartlett Tree Experts, and our staff now has the backing of an international tree-care company and tree research laboratory to help continue providing excellent tree service and shrub care in Alberta.
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