Need a break? Play the USA TODAY Daily Crossword Puzzle. Our Mystery Plant (Tall thistle, Cirsium altissimum) is a thistle, and I was able to enter a patch of this stuff on a recent field trip in ...

But it wasn’t musk thistle growing near the creek. It was a look-alike relative -- the innocuous tall thistle -- which is a friend to bumblebees and long-horned bees and butterflies, said ...

While most gardeners would be quick to rip this weed from their garden bed, this man is proud of his 12ft tall thistle which he can lovingly tend to from his upstairs window. John Lowde ...

Musk thistle flowers throughout the summer. It is the widest spread statewide. It can grow 7 feet tall, with brilliant purple 3-inch-wide, pom-pom-like blooms. A single musk thistle can produce ...

The tall stems are smoothish ... In North America, there are a good many native thistles, and of course our Mystery thistle is a native. As a group, they are generally looked upon as troublesome ...

There are at least nine different species of thistle in Florida which include tall thistle, Lecontes thistle, swamp thistle, Nutalls thistle, purple or yellow thistle, bull thistle, Virginia thistle.

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, ...

Our Mystery Plant (Tall thistle, Cirsium altissimum) is a thistle, and I was able to enter a patch of this stuff on a recent field trip in the upstate of South Carolina. Spiny stuff! It is ...

In general, the flowers are insect pollinated, and various thistle species (including the one featured here) are widely known as important food sources for butterflies, as well as bees.