Add Yahoo as a preferred source to see more of our stories on Google. Each Canada thistle plant can produce 1,500 seeds in a single season. Q: We recently moved to a new home and have inherited flower ...

This has been a phenomenal year for germination of noxious weeds. Scotch thistle, for instance. Scotch thistle grows up to 13 feet tall. Cutting the root 2 inches below ground will kill that root and ...

Canada thistle may look beautiful and innocent with its bright yellow and purple flowers towering above North Dakota's crops and prairie grasses, but looks may be deceiving. The plant is an invasive ...

We are nearing an ideal time to apply chemical controls for musk thistles. When spring temperatures warm up and musk thistles start their growth, they are more easily controlled by foliar sprays, ...

The first step to controlling Kochia and Russian Thistle is to keep current plants from producing seed that is added to the seed repository in soils. Limit disturbances such as tractor, animal and ...

In 1998, musk thistle was put on the noxious weed list for all counties in Oklahoma. The law states, “It shall be the duty of every landowner in each county to treat, control or eradicate all Canada, ...

Editor’s note: Throughout the growing season, Mike Hogan, OSU Extension educator for Agriculture and Natural Resources in Franklin County, will answer gardening and home landscape questions submitted ...