Michael Dirr iPhone app to debut at the 2011 National Green Centre in St. Louis

For all you tech savvy folks with iPhones, Michael Dirr, the author of the highly popular Manual of Woody Landscape Plants: Their Identification, Ornamental Characteristics, Culture, Propagation and Uses, will reveal an app called Dirr’s Tree and Shrub Finder. The … Continue reading

Electronic leaves for plant propagation

What is an electronic leaf? An electronic leaf (often called a Mist-a-matic) is a mechanical device that controls the frequency and amount of mist that cuttings receive. It does this by using a lever with a screen or other flat … Continue reading

Why your Nearing frame must face true North and not magnetic North (and how to do it)

The secret to situating a Nearing frame is getting it oriented correctly. Simply taking a compass and aligning the opening toward North with a compass is not enough. Here’s why direct sunlight should not enter the Nearing frame: The key … Continue reading