Garlic Mustard (Alliaria petiolata)

Garlic Mustard (Alliaria petiolata)

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....
Gypsy Moth Treatment

Gypsy Moth Treatment

If you received a notice about 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 makes it a...
GLEDN

GLEDN

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...
Common St Johnswort – Hypericum perfolatum

Common St Johnswort – Hypericum perfolatum

Common St Johnswort (Hypericum perfolatum) is native to Europe, Asia, and Africa. It is also known as Klamath weed, goatweed, and dotted St Johnswort (because the leaves are dotted). Introduced as a garden ornamental, it was discovered in 1793 in Pennsylvania. How...
Oxeye Daisy – Leucanthemum vulgare

Oxeye Daisy – Leucanthemum vulgare

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...
Mouse-eared Chickweed (Cerastium vulgatum)

Mouse-eared Chickweed (Cerastium vulgatum)

This agricultural weed is originally from Eurasia. It is found across most of the United States on abandoned cultivated lands and, in our case, a prairie restoration in a once-cultivated field. It won’t tolerate plowing, but the seed must remain viable for several...