August 2009
Q Which PGRs should I use on summer-planted perennials for sales the following spring? A For summer-planted crops, your goal this first growing season is to bulk up the crop and maximize root growth. However, the bulking up...
The two most unpredictable things growers face every year are the weather and the economy. The volatile chemistry of those two ingredients can make for an interesting spring season. And that is exactly what we found out when...
Greenhouse producers are continually seeking alternative means of dealing with insect and mite pest populations, instead of relying solely on insecticides or miticides, to avoid resistance. A “potential pest management...
The GPN editorial staff returned from OFA Short Course in Columbus, Ohio, just as this issue was getting ready to go to the printer. Our September issue will have a wrap-up of many of the things we saw and heard while we...
Controlled-release fertilizers (CRFs) are plastic- or polymer-coated, water-soluble granules that deliver nutrients to crop plants over a defined and extended period of time. There are a number of different brands of CRF in...
The delphinium New Millennium series was bred by New Zealand’s Terry Dowdeswell and is available from Jelitto Perennial Seeds. It includes a magnificent color range with semi-double to double blossoms. Pierre Bennerup,...
Hanging baskets have become a mainstay item for many color programs. Baskets provide the consumer with low-maintenance, long-term enjoyment. As the vegetative annual market has grown, so have the number of genera and...
Penstemon barbatus Pinacolada is an easy-to-grow, first-year-flowering perennial recently introduced by Syngenta Flowers. This series offers several attributes growers commonly look for, including a compact growing habit,...
An increasing number of growers in temperate climates have installed retractable energy curtains inside their greenhouses to reduce heat loss during cold weather. Engineers, curtain manufacturers and growers alike have...
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