Huntsville, Alabama
Sitka, Alaska
Susanville, California
Elberton, Georgia
Chadwick, Illinois
Chicago, Illinois
Newton, Kansas
Barbourville, Kentucky
La Grange, Kentucky
London, Kentucky
Cumberland, Maryland
Oakland, Maryland
Lake, Michigan
Saint Helen, Michigan
Saint Cloud, Minnesota
Saint Paul, Minnesota
Young America, Minnesota
Dover, New Hampshire
Englishtown, New Jersey
Carmel, New York
Medina, Ohio
MOUNT HOOD PARKDALE, Oregon
Bethlehem, Pennsylvania
Ebensburg, Pennsylvania
Lehigh Valley, Pennsylvania
Millersburg, Pennsylvania
Cookeville, Tennessee
Murfreesboro, Tennessee
Cedar Hill, Texas
Salt Lake City, Utah
Kalama, Washington
Pewaukee, Wisconsin
Porterfield, Wisconsin
Pulaski, Wisconsin
show all
According to BONAP, this species is a noxious weed in at least 12 western states and has naturalized in 46 of the lower 48 states.
...Read More
Was given a start of this beautiful little plant over 25 years ago by now. Needs to be well watered here in Kansas with our brutal summ...Read More
Noxious weed designation in Alberta
qp.alberta.ca
MN DNR's website has this plant listed on the invasive list.
"Ecological Threat:
This plant has the ability to adapt to var...Read More
This plant is listed on the North Dakota invasive/troublesome list and this information is being distributed in a guide developed by the ...Read More
Toadflax is Very Dangerous to Livestock,if you have live stock and it can get into your pastures,it can kill your stock...I wanted to gro...Read More
Very Cheery and delightful plant
It is considered a noxious weed here in Saskatchewan, the local R.M. spray it where ever it is spotted. Has been spread quite extensivel...Read More
A perennial from Europe.
Has grey-green, linear or lance shaped, almost hairless leaves. Bears 2 lipped, pale yellow flowe...Read More
Well-drained, moist soil. Propogate by seed, self sows