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 ...

Jennie Mazzone, Penn State Extension Educator, Horticulture Spruces (Picea spp.) are eye-catching at this time of the year, especially now that deciduous trees have lost their leaves. Spruces […] ...

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 ...

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 ...

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 ...

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 ...

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 ...

An old grouping of large blue spruces in my front yard has been continuing to decline in health over the last few years with lower branches dying first and then progressing up the tree. What can I do ...

Nancy Itle used to have a line of tall Douglas fir trees that screened the roadside along her Fairview Twp. house. Then a disease called needlecast came along to kill all but two of them, drastically ...