University of Maryland Extension

Publications

IPM Series - Dogwood (HG12)

Symptoms Possible Causes Notes Leaf and Flower Spots Dogwood Anthracnose, ( Discula ) Spots on leaves and flower bracts; eventually expand (spring) Spot Anthracnose, ( Elsinoe ) Spots on leaves or flower bracts; spots 1/8" or smaller (spring) Septoria spp . 1/4" angular spots on leaves (late summer...

Melting Ice Safely (FS707)

Each winter, people apply tons of ice-melting materials to sidewalks, driveways, and steps, often without regard to proper application procedures or to what the deicing substance contains. Careless use of deicing products can damage both the home and the environment: Overuse of some deicers can...

Introduction to Herbaceous Perennials (HG20)

U SING PERENNIALS Enthusiasm for perennials has been on the increase in this country since the late seventies. This is due in part to the wide selection of herbaceous perennials available today, their ornamental appeal and their ability to thrive with minimal care. Fortunately, there are many...
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