Every August this thistle is one of the only plants to flower in most of Spain’s arid Mediterranean habitats, giving it a virtual monopoly on the local bees and other pollinators.

The botanical name for the national floral emblem of Scotland, the thistle, is Onopordum acanthium, and as we all know, thistle plants have sharp prickles.The sharp protrusions can be anywhere on ...

Loaded with antioxidant, antiviral and anti-inflammatory properties, the milk thistle flower could… Continue reading 4 ...

The flowers of the thistle Carlina corymbosa are, on average, about 3 degrees Celsius cooler than the surrounding air, ecologist Carlos Herrera reports February 13 in Ecology.

FRESNO COUNTY, Calif. (KFSN) -- Flowers are blooming at Sweet Thistle Farms in Fresno County. This past year, the farm has expanded its flowers, offerings and livestock. "We farm, and I want ...

Globe thistle’s pale purple to steel blue flowers, held high on stiff stems above coarse dark green foliage, are stealing the show this summer in gardens where they grow. Sea holly is a close ...

One morning this month the county’s weed superintendent got a call from a golfer who said he'd spotted musk thistle, the noxious weed with the pinkish purple flower, near the ...