Jun. 10—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 ...

Let's watch how a maple seed germinating and growing into a young tree over this 138-day time-lapse. For cold-stratification, maple seeds were wrapped in a moist paper-towel and chilled in the ...

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're carried aloft by the wind and dispersed over great ...

It's that time of the season if you have a silver maple tree in your yard or in the neighborhood. The seeds are falling in great numbers this year. Now I know what it must be like to try to clean up ...

Maple tree seeds and the spiraling pattern in which they glide to the ground have delighted children for ages and perplexed engineers for decades. Now aerospace engineering graduate students have ...

MINNEAPOLIS (WCCO)-- Whirligigs? Helicopter seeds? Or perhaps the scientific name – samaras -- for the silver maple seeds flying in yards this spring. Whatever you call them, some WCCO-TV viewers have ...

Barbara Lethcoe is up to her ears in maple tree seeds. But she isn’t the only one with this problem. Maple trees throughout the city have shown to be producing more seedlings this year, causing ...

A maple tree in Walford continues to leaf-out March 30 as conditions warm. Iowa’s silver maples and silver maple hybrids produced a surplus of seeds this year, likely as a response to several years of ...

Plant the tree and backfill with the excavated soil, then top with 1 to 2 inches of compost. Tamp the ground to remove air ...

COLLEGE PARK, Md.—Maple tree seeds (or samara fruit) and the spiraling pattern in which they glide to the ground have delighted children for ages and perplexed engineers for decades. Now aerospace ...