so where you had one Canada thistle last year, you might have 30 this year, and they are all interconnected,” says Moranz. “This is probably the worst of the bad thistles.” Invasive bull ...

Canada thistle (Cirsium arvense) is a creeping perennial broadleaf that is native to the Mediterranean area. It spreads rapidly through underground stems called rhizomes and by producing seeds.

Canada thistle can be found in clay to gravelly soils. typically grows 3-5 feet tall stalk-less leaves around 6 inches long, wavy, lobed leaves with yellow spines at each lobe stem is spineless, ...

Thistle, hemlock and spurge. All are a part of Union County’s destruction of noxious weeds notice.