How To Use Knapweed In A Sentence
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Russian knapweed is a problem in ranges and pastures in the western United States, where it grows up to 4 feet tall and takes over otherwise productive land.
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Common knapweed is like a pretty thistle without prickles.
Times, Sunday Times
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The thistles, knapweeds and willowherbs are truer purple, but the bluish nettle-leaved bellflowers and field scabious are also tinged with that mysterious shadow which has more to do with night than golden day.
Country diary: Wenlock Edge
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Some landscapes these days have been reduced to nothing but dandelions and fire ants, knapweed and thistle, where the only remaining wildlife are sparrows, squirrels, and starlings.
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Mauve scabious and darker purple knapweed wave their heads in the aftermath of a summer thunderstorm.
Butterflies: out of the blue
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Spotted knapweed is not killed by fire, but sagebrush is.
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Hemp agrimony, bird's-foot trefoil and knapweed attracted the attention of commas, common blues, red admirals and the only painted ladies we've encountered so far this year.
Country diary: Durham coast
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Plants thriving on the meadows include oxeye daisy, yellow-rattle, meadowsweet, bird's-foot trefoil and common knapweed.
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The abundance of knapweed leads to lots of gallfly larvae, which serve as a food subsidy for the mice.
YubaNet.com
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Sleepy bumblebees are often found on the greater knapweed flowers.
Times, Sunday Times
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At Embsay I found harebell, knapweed, honeysuckle, meadowsweet, bittersweet and of course lots of teasel.
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We drove a few miles to the visitor centre, and then walked along a nature trail, surrounded by knapweed and cocksfoot, home to butterflies and dragonflies.
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The oil from the seeds of cotton thistles was extracted for fuel and knapweed, centaurea scabiosa, was believed to promote healing of bruises and wounds.
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Invasive weeds such as cheatgrass and knapweeds have settled on some 125 million acres of the American West.
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Wild thyme continues to bloom -- the shepherd's thyme -- wild mignonette, blue scabious, white dropwort, yellow bedstraw, and the large purple blooms of greater knapweed.
Nature Near London
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We saw a lot of wild garlic, scabia, buddleia, bird's-foot trefoil and greater knapweed.
Country diary: Longburton, Dorset
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Mostly here it is pines but there were some maples and the understory verge was thistle and burr shoulder to shoulder with thistle-like knapweed.
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Some knotty knapweeds stay in out-of-the-way places, where the scythe has not been; some bunches of mayweed, too, are visible in the corners of the stubble.
Nature Near London
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The oil from the seeds of cotton thistles was extracted for fuel and knapweed, centaurea scabiosa, was believed to promote healing of bruises and wounds.
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Provide a mixture of nectar and seed rich flowering plants such as alyssum, sunflower and knapweed, which will attract insects and also provide seed for birds to feed on.
Archive 2008-10-01
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Among the grass on chalky roadsides, knapweed, or hardheads, is opening.
Times, Sunday Times
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A number of notable plant species are present including meadow oat, upright brome, greater knapweed, woolly thistle, slender tare, pyramidal orchid, wild thyme, large thyme and grass vetchling.
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At Embsay I found harebell, knapweed, honeysuckle, meadowsweet, bittersweet and of course lots of teasel.
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I had a wonderful time, saw, pyramid orchids, spotted orchid, St. John's wort, kidney vetch, tufted vetch (I think), bladder campions (hadn't seen any for a long time) meadowsweet, bird's foot trefoil, hare's tail clover, silverweed and tormentils, sea bindweed, field poppies, greater knapweed, centaury, and what I think may be a kind of mullein.
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We saw a lot of wild garlic, scabia, buddleia, bird's-foot trefoil and greater knapweed.
Country diary: Longburton, Dorset
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In Montana, gall flies released to limit knapweed turn out to provide a food bonanza for white-footed mice.
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Baskin points to Asian long-horned beetles, kudzu, zebra mussels, West Nile virus, spotted knapweed, and caulerpa seaweed as just a few culprits.
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Hemp agrimony, bird's-foot trefoil and knapweed attracted the attention of commas, common blues, red admirals and the only painted ladies we've encountered so far this year.
Country diary: Durham coast
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The flowers of lesser knapweed, or hardheads, which are similar but less sprawling and are more like thistles, will follow.
Times, Sunday Times
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We saw a lot of wild garlic, scabia, buddleia, bird's-foot trefoil and greater knapweed.
Country diary: Longburton, Dorset
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In Montana, gall flies released to limit knapweed turn out to provide a food bonanza for white-footed mice.
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Currently, most producers apply chemicals on rangeland in spring or summer, when knapweed begins to flower, but research is showing that fall application may be preferable.
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The first flowers of greater knapweed are opening in similar places.
Times, Sunday Times
