About as popular as the cockroach, and nearly as plentiful, the common cocklebur plant is well known to hikers — especially ones who hike with long-coated dogs — and of course it's recognized as a ...

Weeds are a constant problem if you have a yard or garden. They take advantage of any weakness in your lawn and quickly dominate if given the chance. Once they are established, it's almost impossible ...

In a Central Park plot near East Drive, just north of 102nd Street, a team of biologists is getting a look at what they say could be climate change in action. Oak trees and cocklebur weeds are growing ...