Editors note: Throughout the growing season, Mike Hogan, OSU Extension Educator for Agriculture & Natural Resources in Franklin County, will answer gardening questions submitted by Dispatch readers.

We planted five blue spruce about 5 years ago on the edge of our property. They were growing great. But this year one tree has dropped its needles - piles of them. This tree sits in the middle of the ...

In recent years, most all spruce varieties have been having difficulty fighting off the fungal disease Rhizosphaera needle cast. This fungal disease causes premature death and casting of needles of ...

KALAMAZOO, Mich. — Colorado blue spruce trees have long been one of the more popular conifers for landscaping across the upper Midwest. Now, diseases are killing blue spruce trees across West Michigan ...

Many spruce trees in our area suffer from a common needle disease and are in decline. We get several calls each year with trees showing these symptoms. This information from our Extension Plant ...

A potentially devastating disease epidemic is attacking our region's most common evergreen trees. Colorado, Black Hills and Norway spruce have long been planted in yards and shelterbelts. Most of the ...

ROCKFORD — If you peer past the ornaments and outer branches at the base of the city's official Christmas tree — a broad and bulky 40-foot-tall blue spruce — you'll find yellow and brown needles along ...

In most Chicago suburbs, you can’t drive a block without seeing a spruce tree. Norway spruce, blue spruce and white spruce are among the most popular trees in the area, prized for their winter color ...

The following is by Iowa State University Linn County Extension Master Gardener Intern, Jane Schildroth: Many people are noticing that Blue Spruce trees are looking stressed this summer. According to ...

The deciding factor for Josh Leo to move into his home three years ago, was the row of 40-foot tall spruce trees that lined the driveway and backyard. “It’s a pretty cool setting once you see it. That ...

Colorado Blue Spruce trees have long been landscape favorites because of their stately shape and unusual color. Picea pungens has a symmetrical form that can grow from 30 to 60 feet tall with a 10 to ...