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January 10, 2013
Imagine cloning your most experienced, efficient  employees to get hundreds, or even thousands, of additional workers in your greenhouses who toil to improve the quality of your poinsettia (and other) crops and who never show up on your payroll...
December 07, 2012
In the past several years, growers have tightly sealed their greenhouses to reduce heat losses and save on fuel costs, but the consequence can be slower plant growth. If crops develop roots slowly, if shoot growth is retarded, or if plants don’t use...
December 06, 2012
Calliope is an “interspecific hybrid” series, developed by crossing normal zonal (upright) geraniums with ivy geraniums. Well-grown Calliope baskets and containers have excellent sell-through at retail because of their controlled mounding habit,...
December 06, 2012
Many growers seek spring flowering perennials with attractive foliage characteristics. Erysimum ‘Fragrant Star’ is an exciting stable variegated spring blooming wallflower, destined to earn a place in many perennial programs. ‘Fragrant Star’ is easy...
December 06, 2012
I have been working on ornamental diseases caused by bacteria for more than 30 years.  This started with diseases of foliage plants at the University of Florida in the 1980s and early 1990s. At that time, the only effective choices were...
December 06, 2012
Penny Goff, general manager and co-owner of Gritt’s Midway Greenhouse in Red House, W. Va., says all of the greenhouse vegetable growers she knows who grow hydroponically use some type of substrate.   “Hydroponics to me means growing with water...
December 06, 2012
Over the past few years Plug Connection has become more focused on vegetative varieties. Our Spring Trials display is known for being the only large-scale objective, side-by-side comparison trial in the industry. I hear from sales reps and growers...
December 06, 2012
To learn about diseases affecting primula, click on the PDF link below.
November 12, 2012
The plant growth retardant Sumagic (Valent USA) contains the active ingredient uniconazole and is the only plant growth retardant registered for use as a foliar spray on young tomato, pepper, eggplant, groundcherry, pepino and tomatillo plants. The...
November 12, 2012
Over the last couple of decades, rudbeckia has been one of the most recognizable and widely grown perennials. Since the Perennial Plant Association selected rudbeckia ‘Goldsturm’ as the Plant of the Year in 1999, ‘Goldsturm’ has been the standard of...
November 12, 2012
With record-breaking hot summers, Red Fox portulaca Cupcakes are a perfect choice. They do more than simply tolerate heat and drought, they seem to thrive in hot temperatures. In trials in southern states like Texas and North Carolina, both of which...
November 12, 2012
Newly developed natural products are offered to growers every day. Depending on the type of product, the label claims can include increased insect and disease resistance, increased water use efficiency, higher plant quality and longer shelf life....
November 12, 2012
To learn about diseases affecting coleus, please click on the PDF below.
October 12, 2012
The newest noble in the Royal Collection boasts a royal flush of the family’s deepest, darkest, blackest purple foliage. Pennisetum hybrid ‘First Knight’ has center leaves that thrust skyward like broadsword blades raised in triumph; outer leaves...
October 12, 2012
Phlox divaricata produces a show-stopping display of color in the late spring, brightening up any landscape. Tony Avent from Plant Delights recently discovered a new cultivar, ‘Parksville Beach’, in the mountains of Parksville Beach, Tenn. This...
October 12, 2012
Although it feels like we are being inundated with new downy mildew diseases, downy mildew of basil was actually first found in Uganda in 1933. The current outbreak started in the United States in field-grown basil in south Florida in October 2007....
October 12, 2012
With all the vegetable/edible varieties on the market, how can you possibly have confidence that you’ve chosen the right ones for your edibles program? The ones that will actually perform for the home gardener and have them returning for more? The...
October 12, 2012
In 2010, nearly half of home gardeners in the United States expressed interest in starting a vegetable garden. That year was the pinnacle of the recent homegrown trend, and it was fueled by a perfect storm of economic, social and environmental...
October 12, 2012
With the increased consumer interest in vegetable gardening, many growers have found that adding top-selling vegetable classes like tomatoes and peppers to their ornamentals assortment is a relatively low risk way to boost sales. But why stop there...
September 10, 2012
If you’ve sworn off growing double petunias, think again. Suntory Flowers has taken their performance to a new level with Surfinia Summer Double petunias, a new series that is a spinoff of the company’s Surfinia petunias. Compact plants flower...