This is the second article in the “World of Weeds” series. Kochia, also known as tumbleweed, is native to Europe and Asia and was introduced from Europe as an ornamental in the mid- to late- 1800s. It is well adapted to the Great Plains. Read more about this weed and why management is so important to Kansas farmers.
The next article in the World of Weeds series is here! Stinging nettle was chosen in response to a reader request. Learn about the ecology and management options for this weed that can be found growing in disturbed, shady areas.
The common sunflower is next up in our World of Weeds article series. Read more about this plant, including it's ecology and control options, in this article from our Weed Science Specialist, Sarah Lancaster.
The next World of Weeds article is here and features a familiar and frustrating weed for Kansas farmers - Palmer amaranth. Learn about its ecology and growth pattern from Extension Weed Science specialist, Sarah Lancaster.
Yellow nutsedge (Cyperus esculentus) is the feature of this month’s World of Weeds article. Several questions have come in recently regarding identification and control of yellow nutsedge. Learn more about this weed species in this article from Sarah Lancaster.
Morningglories (Ipomoea spp) are troublesome weeds that often escape pre-emergent herbicide applications and have the ability to reduce yields and harvest efficiency. Read all about morningglory in this latest installment of the World of Weeds series.
This World of Weeds article features a weed with a funny name, but one that can be a serious problem – especially if residual herbicides are not used. Learn all about Hophornbeam copperleaf and how to control it.
This month's World of Weeds feature plant is bur ragweed, also known as woollyleaf bursage. Bur ragweed is broadleaf perennial weed and is classified as a noxious weed in KS. A deep rooting system allows it to survive extended periods of drought, making it difficult to control.
When the leaves begin to change in the fall, a certain plant really stands out in Kansas fields and rangeland. Smooth sumac, which turns a vibrant red color, is the October World of Weeds feature plant.
Fall is a good time to control weedy brome species. So the November World of Weeds article features downy brome. Learn how to identify this weed and the best way to control it in Kansas.
As we approach the Christmas holiday, the evergreen Eastern redcedar seemed an appropriate species to highlight in this month’s World of Weeds article. While native to Kansas, this species can be troublesome on rangeland when left uncontrolled.
Marestail (Erigeron canadensis), also called horseweed, is a troublesome weed in several cropping systems in Kansas and beyond. Marestail is most problematic in reduced or no-tilled fields. Learn how to identify and control this pest in this latest World of Weeds article.
The next installment in the World of Weeds series is all foxtails. Green foxtail, yellow foxtail, and giant foxtail are three closely related annual weeds common throughout Kansas. Learn about the key identifying features and the most effective control measures.
Giant ragweed, also called horseweed, often comes to mind as a contributor to seasonal allergies in the fall. However, emergence of this weed begins in early spring, making it a timely topic for the March World of Weeds article.
This month's World of Weeds article features two species of bush honeysuckle: Tatarian honeysuckle and Amur honeysuckle. Both of these plants are listed on the KDA Invasive Weed Watch list. Learn more about the ecology, plant characteristics, and control practices in this article.
Tumble windmillgrass (Chloris verticillata), also called windmillgrass is this month’s World of Weeds feature. Questions have been coming in about how to manage this grass as it can be difficult to control with herbicides once it becomes established in no-till fields.
Stinkgrass is a warm-season annual grass that is native to Europe. It can be found in fields, pastures, roadsides, and lawns throughout the United States. Stinkgrass has recently started flowering in Manhattan and is this month's World of Weeds feature plant.
Johnsongrass is a warm-season, perennial plant that is not native to Kansas. Since being introduced as a forage crop in south during the 1880s, it has spread throughout the U.S. It is considered a noxious weed in Kansas. Learn more about this weed and how to control it in this article.
The World of Weeds feature weed this month is prickly sida. This plant is a warm-season annual in the mallow family, the same family as cotton, velvetleaf, and other plants found in Kansas. Learn more about its identifying features and the best management options in this article.