We present to you the features from the current issue of GPN. Select the story you are looking for and a textual copy of the story will appear. For the photos, charts, and images from the issue, turn to the pages of the current issue.

CURRENT ISSUE

A Selection of Varieties and a Variety of Selections Show Stoppers Fungus Gnat Adults and Growing Media How attractive are parboiled rice hulls and related media to this greenhouse pest? What’s New in Plant Growth Regulators? New products are fewer and farther between these days, but PGR research continues to help growers be more efficient Alkalinity in Soilless Substrates What’s the difference between alkalinity and pH? Are they related in any way? Understanding how these two things affect substrate can lead to better prevention of common nutritional deficiencies Simplify Your Greenhouse Operations Automated controls have become a standard feature in most greenhouses across the country. But what are they, and how can they save you time and money? Calibrachoa Caloha Series This Israel-bred calibrachoa boasts bright colors and a good habit — and strict adherence to quality Measuring pH and EC of Large Container Crops The PourThru method is widely accepted for small containers, but does it translate for larger containers? Purdue University researchers sought to find out. Physostegia virginiana ‘Crystal Peak White’ This first-year-flowering perennial produces numerous bright white spikes that are sure to get attention in the garden Spray… Versus Sprench… Versus Drench Growers of garden plants are increasingly using the sprench method, a hybrid between a spray and a drench