Poison Ivy
… Poison ivy (Toxicodendron radicans). Photo: Ginny Williams Updated: September 18, 2023 Key points Poison ivy, Toxicodendron radicans , is a common native plant found …
How to Identify Poison Ivy
… Young leaves on a poison ivy vine. Photo: Rob Routledge, Sault College, Bugwood.org Updated: September 18, 2023 Poison ivy has compound leaves; each leaf is composed of …
Weed Identification Photos in Maryland
… Maple Oriental Bittersweet Oriental Bittersweet Princess Tree Princess Tree Poison Ivy Poison Ivy Porcelainberry Porcelainberry Tree of Heaven Tree of Heaven Wineberry Wineberry Winter …
Summer Weeds
… Crabgrass Crabgrass Dock Dock Galinsoga Galinsoga Ground Ivy Ground Ivy Hedge Bindweed Hedge Bindweed Horsenettle … Mile-a-Minute Mugwort Mugwort Pigweed Pigweed Poison Ivy Poison Ivy Pokeweed Pokeweed Prostrate Knotweed Prostrate …
Fall Weeds
… Hairy Bittercress Japanese Stiltgrass Japanese Stiltgrass Poison Ivy Poison Ivy Pokeweed Pokeweed Ragweed Ragweed Still have a …
January Gardening Tips and Tasks
… libraries, and public gardens . Cut invasive English ivy vines that are growing up on tree trunks. These vines 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 …
Introduction to Invasive Plants in Maryland
… An infestation of invasive English ivy (Hedera helix) vines covering forest trees. Photo: Leslie … , 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 …
FAQs: Plant and Insect Identification
… Department of Agriculture's Gypsy Moth Program . What does poison ivy look like? How can you tell it from Virginia creeper in the winter? Poison ivy has three leaves. The University of …
Home and Garden Sitemap
… Bacterial Leaf Spot and Leaf Blight Disease on English Ivy Fungal Leaf Spot Disease on Flowers Gray Mold Disease on … Bindweed Horsenettle Horseweed Jimsonweed Mugwort Pigweed Poison Ivy How to Identify Poison Ivy Pokeweed Ragweed Velvetleaf Virginia Creeper …
Virginia Creeper
… to egg-shaped, margins toothed; often mistaken for poison ivy which has 3 leaflets and climbs by aerial roots …