Weeds and Their Control: Wild Garlic (Allium vineale)
Karen A native of Europe, wild garlic was brought to North America in soil used as ballast in ships. It has become an invasive weed in many parts of the eastern…
Weeds and Their Control: Prostrate Spurge (Euphorbia supina)
Looking at this pesky annual weed you would never know that it is in the same genus as pointsetta. A native of eastern United States, this warm weather weed has…
Weeds and Their Control: Rough Cinquefoil (Potentilla norvegica)
Rough cinquefoil, also called Norwegian cinquefoil, is an annual, biennial, or short-lived perennial native to Europe and Asia but is found in the eastern half of the United States and…
Weeds and Their Control: Hairy Galinsoga (Galinsoga ciliata)
Hairy galinsoga is an annual weed that is native to Mexico and South America but is now found on the east, mid-west, and west coast of the United States. It…
Weeds and Their Control: Yellow Nutsedge (Cyperus esculentus)
Anyone who has had yellow nutsedge in their lawn knows what a terrible problem it can be. Its leaves resemble grass but grow more quickly and so make the lawn…
Weeds and Their Control: Common Chickweed (Stellaria media)
Common chickweed is a cool-season annual native to Europe but is found throughout North America. It prefers moist fertile soil in sun or partial shade and is common in disturbed…
Weeds and Their Control: Henbit (Lamium amplexicaule)
Henbit, also known as dead nettle, blink nettle, and bee nettle, is a winter annual or biennial native to Eurasia and Africa that has naturalized throughout the United States including…
Weeds and Their Control: Broadleaf Dock (Rumex obtusifolius)
Broadleaf dock, also called bitter dock, is a perennial native to Europe but is now found throughout the United States and southern Canada. It prefers partial to moist, shady, disturbed…
Weeds and Their Control: Bull Thistle (Cirsium vulgare)
Bull thistle is a biennial weed common in Europe and Asia. It was introduced into North America in the 1800s and has naturalized all over the United States including Hawaii…
Weeds and Their Control: Creeping Buttercup (Ranunculus repens)
Creeping buttercup is a perennial weed native to Europe, Asia and northwestern Africa but is now found in most of the United States. The bright yellow flowers make it attractive…