If you think you’ve been seeing an invasion of helicopters this year, you’re not imagining things. Southern Minnesota maple trees are producing a copious amount of seeds that flutter from their ...

PASADENA, Calif.—The twirling seeds of maple trees spin like miniature helicopters as they fall to the ground. Because the seeds descend slowly as they swirl, they can be carried aloft by the wind and ...

Here's how to plant a Japanese maple tree and keep it thriving for years to come. From an aesthetic point of view, Japanese maples have a distinctive architectural beauty year-round but especially ...