The fall is the best time to combat woody invasives such as tree-of-heaven, oriental bittersweet, multiflora rose, bush honeysuckle, and autumn or Russian olive.

During the summer, these plants put all of their energy into new growth and seed production, and cutting them at this time will...

The saddleback caterpillar is the larva of a species of moth. 

Saddlebacks have a green body that is brown on both ends with a white-ringed brown spot in the center.  The spot resembles a saddle, thus giving these critters their common name.  There are horns on the front and...

In the case of the Cecropia moth, this statement is actually quite literal! 

The female Cecropia moth, which is the largest silkmoth in North America, begins to release sex pheromones shortly after she emerges from her cocoon.  Male Cecropia have...

The recent rain we’ve seen is certainly a benefit to farmers and those with gardens.

It is always a thrill when we see wildlife appreciating it as well. The damp ground and vegetation that follow a rain allows amphibians like this Northern red salamander to comfortably move about and hunt...

Last week, our Waterloo Mills Preserve in Devon played host to seventh graders from Radnor Middle School. 

Radnor students have visited the Preserve every year for the last six years as part of the "Watershed" Integrated Learning Program. Through this program, science and math concepts...