by Driftless Prairies | Jul 28, 2024 | Invasives
Oxeye daisy (Leucanthemum vulgare) is a perennial, herbaceous, non-native plant growing 1 to 3 feet tall with showy white flowers. It was introduced from Europe as an ornamental plant and as seeds contaminating cereal crops. It has spread profusely across the world...
by Driftless Prairies | Jun 28, 2024 | Invasives
Hoary alyssum (Berteroa incana) is in the mustard family. It is native to Europe and thought to have been introduced to North America as a contaminant of forage and clover seeds in the late 19th or early 20th century (Stopps 2012). In some states it is considered a...
by Driftless Prairies | Feb 12, 2024 | Invasives, Plants
The bane of woodlands!!! This non-native plant can quickly overrun a woodland or savanna with a “take no prisoners” approach. When we purchased our land in 2005, the remnant oak-hickory woodland was a garlic mustard monoculture. We began in earnest to remove it....
by Driftless Prairies | May 8, 2018 | Insects, Invasives
If you received a notice about gypsy moth spraying in your county, you can check to see the target sites with the Department of Agriculture (DATCP) interactive map. What is the killing agent? Bacillus thuringiensis serotype kurstaki (Btk) is a group of bacteria which...
by Driftless Prairies | Jun 29, 2017 | Invasives
Non-native invasive species do incredible damage to our native ecosystems. They exclude our native species — insects, plants, animals and other biota – reducing biodiversity, reducing crop yields, reducing recreational enjoyment of our waters, and lowering land...
by Driftless Prairies | Jul 25, 2016 | Invasives
Common St Johnswort (Hypericum perfolatum) is native to Europe, Asia, and Africa. It was introduced to the U.S. as a garden ornamental. As with many non-natives, Common St Johnswort has no substantiated value for wildlife as food or as a host plant for rearing young,...
