![]() ![]() These buds are only produced on the ends of live branches. Each spring, spruce trees produce new shoots and needles from buds (needlecast pathogens enter the spruce through this young succulent tissue) that were formed the previous year. To make an educated plan for your declining spruce, you need to understand how a spruce tree grows. To be more specific, there are many different types of spruce, however, Colorado blue ( Picea pungens) spruce growing in Michigan have the largest array of potential problems. If the tree you are concerned about isn’t really a spruce, the information in this article may not apply to you. If you aren’t sure what type of tree, you can refer to this MSU Extension article, “ Pine, spruce or fir: Getting to know Michigan evergreen trees.”Įach conifer has its own set of possible problems. This matters a lot and yes, there is a difference. Tree identification mattersīefore we get too far, it’s important to ask-do you really have a spruce? Not a pine, fir, arborvitae or any of the other conifers that grow in Michigan. In most cases, there is no silver bullet to cure the affected tree. The reality is not all ailing spruce trees can, or should, be saved. There are also countless phone calls and emails made to the lab, Michigan State University Extension educators and specialists. ![]() If any of these conditions happen, the tree may turn an ungainly shade of brown and look almost dead.The Michigan State University Plant & Pest Diagnostics lab receives roughly 75 spruce samples a year from those looking to right all that is wrong with their spruce trees. Also, you mustn’t overwater these naturally hardy trees which can make do with a little amount of water. Though there are no specific sizes on how deep you must transplant your spruce tree, make sure that you don’t transplant it too deep. Tip 3 – Don’t Overwater or Transplant too Deep That is the reason you need to plant these trees as far as possible to save from possible interference from the tree to your house and weakening of its foundation by the roots. The trees themselves can grow as high as 60 feet and can occupy a horizontal space of 15 to 20 feet. ![]() The roots of the spruce can go deep into the ground in search of water and they can become quite strong. This is an important and often-neglected point. Tip 2 – Transplant Your Spruces Away from the House You have to make sure you select a spot that receives at least 6 hours of direct sunlight every day and plant your spruce there. In the absence of direct sunlight, their growth can even be stunted. These are trees that compete for sunlight in the wild and hence grow as tall as they possibly can. Tip 1 – Choose a Place with a Good Amount of Sunshine Here are some tips that will help you transplant a better spruce tree. You will need to take extra care after transplanting or planting up to 4 years to give the tree the best chance possible of reaching maturity. Never put the manure too close to the base of the tree. Keep the area mulched and give the tree nutrients by placing fertilizer or manure near the roots. Remember to keep the tree well watered, but with enough drainage so it is never standing in water. Spraying the tree with chlorothalonil is usually effective in treating this sort of problem. ![]() Rhizosphaera is a fungus infection that also turns the needles yellow. Spruces are susceptible to such disease as the lirula needle blight, which turns the needles yellow or brown. ![]()
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