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September 11, 2013
Historically, bare root divisions were one of the main sources of starting materials for greenhouses and nurseries. With the popularity of plugs and liners in the past couple decades, some growers have reduced their dependency on bare root divisions...
September 11, 2013
Pacific Plug & Liner is a great stop along the California Spring Trials tour to find a wide selection of plants from many different vendors, many of which are new introductions. One of the highlights at our stop is the comparison trial we have...
September 11, 2013
As more and more greens and herb production occurs in recirculating culture, grower interest in providing crop nutrients from organic sources has increased. Following is our experience at Kansas State University with two different nutrient...
September 11, 2013
The horticulture industry is undeniably changing as customers age, big box stores compete with independent garden centers (IGCs) and technology continues to evolve. These changes not only lead to challenges for those in the industry but also...
September 11, 2013
It is that time of year again! It is time for GPN and Nexus Corp. to find our Intern of the Year! As college students return to campus, we want to learn more about those aspiring horticulturists who are still on their educational journey but...
August 06, 2013
Daminozide was one of the first plant growth retardants (PGRs) registered for use on agricultural crops. It was first registered in 1963 for use on potted chrysanthemums and was later approved for use on food crops. Although it is still commonly...
August 06, 2013
New Enduro from Ball FloraPlant is a breakthrough in landscape verbena for its extended flowering. Northern breeding trials show Enduro won’t cycle out of color  — even in summer temperatures up to 100° F. In the South, Enduro can be planted in...
August 06, 2013
With its ease of production and strong performance, sedum continues to be a perennial plant of interest for growers, landscapers and gardeners alike.  Recently, breeder Chris Hansen has introduced a new sedum called ‘Dazzleberry’, which is...
August 06, 2013
The first step to nutrient dosing is knowing your water. Liquid feeding programs always begin with the water. If it isn’t suitable for horticulture, you can’t produce a quality crop. While there are a number of things that can be done to improve the...
August 06, 2013
I have been told that I am a greenhouse guru. I have also been told that I am frugal. When it comes to efficient greenhouse design, I’m a believer in the basics. The most economical structure is one that doesn’t break the bank, either with the...
August 06, 2013
Resistance management of fungicides by using different MOA (mode of action) groups is one of the basic issues faced by growers. These MOA groups are also called FRAC groups, referring to the information compiled by the Fungicide Resistance Action...
August 06, 2013
Times are changing. Urbanization, diminishing farmland, consumer demand for fresh, locally grown produce and their awareness of how far it travels before consumption have made hydroponics — a method of growing plants in a mineral nutrient solution...
August 06, 2013
Mealybugs are one of the most destructive insect pests of greenhouse and interior plantscape environments. One of the commonly encountered mealybug species of greenhouses is the citrus mealybug, Planococcus citri (Figure 1). Citrus mealybugs are...
August 06, 2013
If last month’s OFA Short Course in Columbus, Ohio, is any  kind of an indicator, the future of the horticulutre industry is definitely pointed in the right direction. Attendance was up as the trade show aisles and classrooms in the Greater...
July 22, 2013
A couple of years ago I was asked to give a keynote speech to a group on the state of the building industry. The primary interest on the part of the group was to have me make sense out of what was happening out there and hopefully give some insights...
July 22, 2013
The “green industry” is a mature industry. In short, this means that, over time, sales growth will track with the overall economy.Since the mid-1980s, the industry has had a demographic advantage and has grown faster than the overall economy –...
July 22, 2013
With a pair of strong, bipartisan procedural votes (one passed 82–15 and the second, 84–15) the United States Senate has embarked on the next phase of the journey toward a modernized immigration system. Those votes simply allowed for the debate to...
July 22, 2013
The economy seems to have done an about-face during the first few months of this year and after the hoopla otherwise known as the fiscal cliff came to an end.Housing is rebounding, businesses are starting to hire and shoppers are, well, shopping....
July 22, 2013
Mark Nash and his father, Howard, are not your typical greenhouse owners. They did not grow up in the business, nor do they have an educational background in horticulture. As a matter of fact, there’s a strong possibility neither one of them would...
July 10, 2013
Potted garden (hardy) chrysanthemum is one of the most valuable segments of floriculture crop production in the United States. Produced and sold mostly from summer through autumn, they can be challenging to grow because of their responses to...