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May 09, 2002
The leaves of this Begonia rex variety twist and curl in a spiral reminiscent of a snail’s shell — thus the name ‘Escargot’. It has a small, white flower but is mainly grown for its outstanding foliage. The plant was hybridized in The Netherlands...
May 09, 2002
Last month’s article focused on options for material movement when growing on the floor, but what about growing on bench systems? Creating the proper environment for crops should be the single most important criterion when deciding on a production...
May 09, 2002
It never ceases to amaze me that when business gets tough, companies generally take one of the following actions: Either they cease or decrease their advertising because they “can’t afford it” or they increase their advertising and use low prices to...
May 07, 2002
To effectively implement a mite management program, you must first identify the mite species, understand its life cycle and determine whether populations are at an economically damaging threshold. This is accomplished through a scouting plan that is...
May 07, 2002
Everyone strives for labor efficiency, whether operating a greenhouse alone or with the help of many employees. A good starting point in evaluating labor efficiency is to collect data on which operations require the greatest amount of time....
May 07, 2002
Controlling fertilizer and water use and runoff is a necessity for some businesses due to their proximity to environmentally sensitive natural areas or water sources. Reducing water and fertilizer use for many businesses, however, is becoming...
May 07, 2002
During the Victorian period, flowers were associated with emotions, strengths or moral qualities. Several legends in the naming of the flower forget-me-not suggest everlasting friendship, remembrance and eternal love. These correlations are still...
May 07, 2002
Most everyone who has been to Hawaii has picked up a “Ti Log.” It’s one of those souvenirs we bring back to prove we’ve been places, and while many of us have grown this plant at one time or another, its use has waned in the last 10 years. While...
May 07, 2002
Petunia x hybridia Hort. is one of many members of the family Solanaceae grown primarily as an ornamental plant, and the most economically important ornamental member of this family due to its horticultural value. It is a popular bedding plant — the...
May 07, 2002
As tradition dictates, the 2003 winners for next year’s growing season have been chosen from the following: All-America Selections, Fleuroselect and All-America Rose Selections. Judges for all three associations used a standardized grading...
May 07, 2002
When you think of carnations, you probably think South America. But before we started importing cut flowers from our neighbors, Colorado was the leader in carnation production in the United States. With such a carnation proliferation in the 1960s,...
May 07, 2002
Flower bulbs comprise a significant proportion of spring production in many North American greenhouses. Their quick greenhouse time, close spacing and “green” reputation (little fertilization required, limited pest problems) are all attractive to...
April 02, 2002
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 that started its checkered...
April 02, 2002
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 arches over the edge of...
April 02, 2002
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 group of really strong...
April 02, 2002
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 PGR of a predetermined...
April 02, 2002
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 nutritional status, remember the...
April 02, 2002
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 allow their use with...
April 02, 2002
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 have known for years:...
April 02, 2002
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 handling and sales...