How to Identify Poison Ivy
… Young leaves on a poison ivy vine. Photo: Rob Routledge, Sault College, Bugwood.org Updated: December 14, 2022 Poison ivy has compound leaves; each leaf is composed of …
Poison Ivy
… Poison ivy (Toxicodendron radicans). Photo: Ginny Williams Updated: February 27, 2023 Key points Poison ivy, Toxicodendron radicans , is a common native plant found …
Weed Identification Photos in Maryland
… management. Identify common grassy, broadleaf, or woody weeds using the photos below. Click on the name of the plant to view details and management recommendations. Weeds also can be identified by the season of active growth: spring , summer , and fall . Grassy weeds and sedges Annual Bluegrass Bamboo Bermudagrass …
Summer Weeds
… Thistle Carpetweed Clover Crabgrass Dock Galinsoga Ground Ivy Hedge Bindweed Horsenettle Horseweed Japanese Stiltgrass … Kudzu Lambsquarter Mile-a-Minute Mugwort Pigweed Poison Ivy Pokeweed Prostrate Knotweed Prostrate Spurge Purslane …
Fall Weeds
… Common Cocklebur Hairy Bittercress Japanese Stiltgrass Poison Ivy Pokeweed Ragweed Still have a question? Contact us at …
January Tips and Tasks
… Charles County Master Gardeners. Remove invasive English ivy vines that are growing up on tree trunks. These are … back after the snow/ice melts. Do not handle the hairy poison ivy vines wrapped around trees. Be aware that the offending oil of poison ivy, urushiol, is active and can produce symptoms …
FAQs: Plant and Insect Identification
… invasive.org Updated: July 25, 2022 Maryland is home to a diverse variety of native trees, plants and insects, as well as some unwelcome non-native … flooding. The riparian zone is the waterway's buffer. Under normal conditions, this land and the natural vegetation …
Introduction to Invasive Plants in Maryland
… Invasive English ivy vines. Photo: Randy Cyr, Greentree, Bugwood.org Updated: … , wisteria , Japanese honeysuckle , English ivy , and Oriental bittersweet are invasive vines that, … bacteria that poisons aquatic birds that consume it. This poison can move up the food chain, as documented when some …
Home and Garden Sitemap
… Climate-Resilient Gardening: Stories and Examples Planting Trees in Our Changing Climate Landscape Designs with Native … Strawberries Tree Fruits Thinning Fruits of Fruit Trees Buying and Planting Fruit Trees When to Spray Fruit Trees Pruning and Thinning Fruit …
September Tips and Tasks
… in late winter. Flowers Leave the large seedheads of black-eyed Susans, coneflowers, and other perennials for birds to … with ultra-fine horticultural oil (do not use on blue spruce). Follow label instructions. Diseases Powdery … around and in homes due to the onset of cool weather. Keep grass and weeds properly mowed around your house and seal all …