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August 09, 2002
No, whiteflies are not flies. Flies like the typical housefly belong to the order Diptera, which has only two wings. Whiteflies are in the order Homoptera and have four wings. The order Homoptera also include cicadas, planthoppers, treehoppers,...
August 09, 2002
There's been much ado about annual and perennial marketing these days, from P. Allen Smith representing the Flower Fields to Proven Winners' Pikmin and partnership with The Weather Channel. It would appear that every gardening application the...
August 09, 2002
Though seldom part of the original design, irrigation systems need filtration to rid contaminants from the lines. This ensures that plants are being watered properly and reduces the frequency of irrigation system maintenance by preventing small...
August 09, 2002
It’s Bloom Time Again Lectures In Bloom, that is. With the start of the summer trade show season, the GPN/Syngenta Lectures in Bloom series is hitting the road, with recent stops at the Southeast Greenhouse Show held June 20-22 and the Ohio...
August 09, 2002
Though it presents some unique challenges, disease control of perennials is very similar to that of herbaceous annuals. Number one is knowing what diseases are important and how to identify them. Before you plant anything, be sure that the material...
August 09, 2002
From droughts and fires to unusually cool temperatures on the side of nature, to recession, corporate earnings fraud and the impending threat of terrorism on the side of man, circumstances this year may have been enough to make you want to hide in a...
August 09, 2002
We saw it this spring at the California Pack Trials, this summer at the Ohio Florists’ Association’s Short Course and now in the pages of GPN. And it’s not only the British. Germans, Dutch, Japanese, French, Chinese, Danish, Costa...
August 09, 2002
Ranunculus Bloomingdale is not only a stunning variety, but an indispensable item for early spring sales. Its bowl-shaped flowers resemble small peonies and produce densely petaled blooms in nine colors: Pure Yellow, Tangerine, Golden Shades, Pink...
August 09, 2002
The most important primula species in production today include English primrose or acaulis primula (Primula vulgaris, synonym P. acaulis), polyanthus, polyantha primrose or hybrid primrose (P. xpolyantha), fairy primrose or baby primrose (P....
August 09, 2002
Water is becoming a very precious, and increasingly scarce, commodity — both in and outside the horticultural community. The view of water as cheap and plentiful has slowly begun to change — just ask growers in California, the Mid-Atlantic, South...
August 09, 2002
Tulips are a good example of a flower bulb crop that can be adapted to hydroponic culture. In Holland, approximately 30-35 percent of the cut tulip crop is forced hydroponically, and we have been evaluating this production method at Cornell over the...
August 09, 2002
Growing annual and perennial flowers for cutting during the summer is becoming a popular way for greenhouse operators to bridge the spring bedding plant and holiday potted crop seasons. In many respects, outdoor flower crops, particularly annuals,...
August 09, 2002
With restricted re-entry intervals, and fear of resistance development, many growers are looking for alternative methods for controlling whiteflies, and some of them are turning toward biologicals. The most interesting new developments in biological...
August 09, 2002
At the University of Florida trials, a section focuses on some of the component plants often used in mixed containers. For 2002, we selected Vinca major and Helichrysum. The idea was to come up with basic production guidelines for these crops based...
August 01, 2002
I was reading through a trade journal last month and came across a one-page announcement for Easy Wave petunias from Pan American Seed. According to the article, Easy Wave petunias are selected for growing in ?premium packs.? The article went on to...
July 18, 2002
Last week, as we do every year, Dr. Jim Barrett, professor of floriculture at the University of Florida and GPN’s consulting editor, came to the office for a 2-day visit to plan next year’s editorial calendar. Joint meetings between...
July 18, 2002
I was talking the other day with a client in the Southeast, when the subject came up about growing pansies for a certain chain store. This particular chain store wanted the grower to provide pansies starting in July and continuing through the fall....
July 18, 2002
Recent media attention to providing good customer service has not presented us with any information we didn’t already know, yet so few businesses today heed even the basics. That means there’s lots of room for you to stay competitive by becoming...
July 18, 2002
Tiarella ‘Pink Brushes’, a hybrid developed by Charles Oliver of The Primrose Path, Scottdale, Pa., was selected for its excellent flowers, vigor and extended flowering season. The dense, full spikes are 12-16 inches tall, and individual...
July 09, 2002
I selected the following plants because they are easy to produce or offer a very specialized look. All of these plants have a place in the component plant world and most will add something different to any container. This is by no means all of the...