Russian thistles, commonly known as “tumbleweeds” got their name from their unique way of rolling with the wind.

but Russian thistle and grass allergens are also present. Summer and winter also have their fair share of allergens, with some grass and weed allergies in the summer and juniper trees causing ...

It's allergy season in Arizona, which can be confusing in the middle of cold and flu season. Here's how to tell if you have allergies vs. a cold.

Pollen levels are also 'moderate' for tree and weed pollen. The most common pollens ... lamb's quarter, pigweed & Russian thistle. MONDAY NIGHT: We'll see a few scattered clouds this evening ...

Summer annuals (examples: Marestail, Russian Thistle, Foxtails, Barnyard Grass) Native forbs like sunflowers may sometimes be called a weed, but typically will not be aggressive enough to impact ...

Russian Knapweed (Rhaponticum repens) is a creeping perennial native to Eurasia. It was introduced into the U.S. as a ...

Some see henbit and dandelions as weeds, but they are actually one of the first foods available to our pollinating insects in ...

KYIV, March 12 (Reuters) - A Russian missile attack on the central Ukrainian city of Kryvyi Rih killed a 47-year-old woman and wounded at least nine other people, Dnipropetrovsk regional governor ...

A federal forest grant that conservationists rely on to fund monitoring and removal of the invasive and tenacious Russian ...

BRUSSELS, March 14 (Reuters) - The European Union agreed on Friday to renew sanctions on Russian individuals and entities but kept Russian tycoon Mikhail Fridman on the list despite pressure from ...