First, most spruce trees will loose up to 10 percent of their needles annually. They turn brown first. There is nothing you can do about it. Next, spider mites can turn a blue spruce red ...

Q. Two of my dwarf Alberta spruce has a problem that causes the needles to turn brown and fall off. I have tried insecticide and fungicide to control the problem. One of the trees looked much ...

Purdue Landscape Report: Colorado blue ... needles of Colorado blue spruce in the spring, as new needles emerge. However, infected needles often don’t show symptoms right away, and may take one to ...

Look around and you quickly notice our magnificent blue spruce trees are dying ... lines in Forest and Mercer counties were turning brown, dropping needles and dying. These were big, mature ...

The older interior needles of pine and spruce are turning yellow, then brown, and eventually drop from the tree. The older needles that are lost are usually located closer to the inside of the ...

Charlie’s evergreen had a short, crooked form, with wimpy branches and needles that easily dropped off. Evidently, Charlie Brown had picked a tree completely opposite from the most common species of ...

This disease causes needles on Colorado Blue Spruce to turn a purplish brown color before dropping from the branches prematurely. This greatly reduces the vigor and aesthetic quality of affected ...

Individual upper branches may show these symptoms as well (as you are seeing in your blue spruce). Needles on infected branches turn purple, then brown. The brown needles may remain on the ...

Many blue spruce trees are in trouble. Throughout the Quad-City region, homeowners look at their once-beautiful trees and see brown. And once the needles turn brown, they never re-grow or turn ...

Given cedars are types of evergreen trees, it can be panic-inducing to see the needles discoloring. Fortunately, not all ...

Purdue Landscape Report: We receive a large number of spruce samples each year at the Purdue Plant and Pest Diagnostic Laboratory (PPDL), with the vast majority being from Colorado blue spruce with ...

I have four blue spruce that are about ... One of my trees has browning needles that we noticed late last year. Now the tree has more leaves turning brown. My four trees grow in a straight line ...