– Short lived perennial growing from 1-foot to 3-feet tall. – Flowers are purplish-pink, urn or vase-shaped, about 1/2-inch to 1-inch tall with dark comb-like bracts under the bloom. – Knapweed ...

December’s Weed of the Month is not one, but three species of knapweed: brown knapweed (Centaurea jacea), meadow knapweed (C. x moncktonii), and diffuse knapweed (C. diffusa). All three species are ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The Christian Science Church, and we’ve always been transparent about that. The Church publishes the Monitor ...

Spotted knapweed (Centaurea stoebe) is found in over 3 million ha of rangeland and forests across North America, and evidence supporting the use of biological control as a regional method to reduce ...

From the frontlines of war, Dan Wilkins is calling for backup. The industrial technologies teacher from Great Falls High is armed with a gun and has his ammunition strewn over his back. But sometimes ...

The Minnesota Department of Agriculture is alerting farmers and other landowners about spotted knapweed ? a nasty weed that is showing up with increasing frequency in parts of Minnesota. According to ...

Farmer Joe Hoffman has been battling a problem. The problem is insidious: an invasive weed that has been in Michigan since 1911. Though not a new invasive plant, the knapweed has been taking over ...

We were driving along a beautiful grassy hillside covered in wildflowers when my wife pointed to one large bloom and said how sad it was that knapweed had invaded the field. We should have stopped to ...

In his greenhouse, Ragan Callaway pits spotted knapweed plantings (left) against native Montana grasses (right), trying to outwit the weed's chemical weaponry. Brian Smale Wayne Slaght is a rancher.