April 2002
Fungal leaf spots are the most common and obvious diseases present during ornamental crop production. In most cases, they are easily noticed, and the temptation to guess specific causes is great. While certain...
There are many new and different poinsettias being introduced; some think too many. Certainly, there are too many for one grower to produce. So how do you decide which cultivars to add to your selection? In the February...
“Change does not necessarily assure progress, but progress implacably requires change,” American historian Henry Steele Commager once said. A bearded Michigan man with jovial eyes and a thankful spirit captures the essence...
Whether you’re a small, medium or large grower, it is important to remember the basics when choosing a structure for your situation. So, let’s review the fundamentals. Greenhouse Structures 101 Type of Crop. If you are...
Growers have little or no control over the conditions their products are exposed to once they leave the production facility. Environmental conditions likely to affect the performance of greenhouse crops during postproduction...
Enterprising cut flower growers are looking for new species and cultivars to provide their customers with different products and enhance sales. At the same time, upscale retail florists are discovering what European florists...
Growers concerned about controlling plant height have traditionally used chemical plant growth regulators (PGRs) to maintain plants at a certain size. The usual approach has been to apply one or more applications of a single...
Kmart, the $37 billion, 40-year-old mass-marketing company that has roots going back over 100 years (S.S. Kresge), files the single-largest retail bankruptcy protection petition in the history of business. The same company...
January 01, 2009
Forklifts are now available with special attachments to automatically place and space plant material. These trucks were initially developed in Holland for spacing pots, but recent product enhancements include attachments to...
Alternanthera ‘Purple Knight’ comes from a genus of about 200 species of bushy annuals and perennials. This variety is a striking, dark purple-leafed accent plant with a vigorous, upright and spreading habit that...
As promised in last month’s issue, the second of GPN’s two-part series on nutrient disorder shows you symptoms associated with additional deficiencies and toxicities of nutrients in greenhouse crops. When assessing...
Cuphea hyssopifola (False Mexican Heather) is one of the most commonly used annuals, renowned for its drought tolerance, constant show of color and ease of production. But this plant is only the tip of the iceberg for this...
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