Wilted, discolored or dying iris plants mean the iris borer has invaded your plants.

Your blue spruce is just reaching maturity when suddenly needles start turning a purplish brown and eventually the branch dies. The problem may be Cytospora canker.

A bit of fall cleanup can save time and energy controlling pests next season.

Green petals, misshapen flowers, twisted, and distorted leaves that turn yellow or red and tufts of white hairy roots on carrots are symptoms of aster yellows.

Blue false indigo is a large shrub-like perennial that provides year round interest in the garden. Though mostly pest-free this plant may occasionally develop curled black leaves.

Brown buds that fail to open on peonies and some roses, especially the white and pink flowered varieties is usually the result of Botrytis blight also known as gray mold.

An old fashioned favorite, hollyhock, is easy to grow, but the leaves are often riddled with orange spots and holes.

“Leaves of three let ‘em be” is an old warning hikers and gardeners have been heeding for years.