April 17, 2012

The Latest Dye-Infused Orchid

It’s been a few months since another dye-infused orchid color has been introduced but Plainview Growers unveiled its latest last week in ‘Yellow Tropics,’ the fourth color in its Colorfuze collection. “’Yellow Tropics’ is kind of out of the norm for dyed orchids,” says Tom Van Vugt, vice president of sales at Plainview Growers. “The other three are blushing and purple tones. We start [‘Yellow Tropics’] with a larger, 13-centimeter-flowered white orchid. There is no true yellow of this flower size or flower count.” Van Vugt says ‘Yellow Tropics’ sports a minimum of 10 flowers, all of which are cascading. An advantage for Plainview’s customers with ‘Yellow Tropics’ and the other Colorfuze orchids is uniformity across the four orchids. “A lot of times when you ship an orchid, you may have a tall white and the customer wants a yellow with it,” Van Vugt says. “You may have some shorter […]

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April 3, 2012

Diagnosing EC and pH Nutritional Disorders In Petunia

What are your most common concerns with petunia nutrition? Brian Whipker bets it’s pH or EC. In this episode of FloriCAST, Whipker shares advice on corrective procedures for hitting target ranges of pH and EC.

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March 20, 2012

Upper Leaf And Entire Plant Problems: Diagnosing Petunia Nutritional Disorders

When petunia stretches, isn’t very full or is chlorotic or deformed, you definitely want to look out for nutritional deficiencies. Take a look at some examples in this episode of FloriCAST from Brian Whipker.

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February 28, 2012

Lower Leaf Problems: Diagnosing Petunia Nutritional Disorders

Some nutritional disorders in petunias manifest themselves in problems with lower leaves. Take a look and listen to what you can do to diagnose them in this episode of FloriCAST from Brian Whipker.

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November 21, 2011

Media Mix Case Studies: Test Your Problem Solving Skills

See if you can solve the mysteries in these two case studies: an inconsistent calibrachoa crop and poinsettias that drop their lower leaves.

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November 21, 2011

Identifying Nutrient Deficiencies Made Easy Part II

Is that purpling on your petunias a phosphorous deficiency or something else? You can tell a lot about a deficiency depending on where the symptoms occur on the plant. Take a look at the symptoms of deficiencies of mobile (nitrogen, phosphorous, potassium and magnesium) and partially mobile (sulfur and molybdenum) elements.

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November 21, 2011

How And Why Salt Toxicity Occurs

In this episode from Kim Williams, look at some of the reasons you may see salt toxicity in plants and how you can avoid it.

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November 21, 2011

Media Physical Properties: Handling

The way you handle your media can affect its physical properties. Here are tips on mixing, storage, wetting and filling containers that will help your crops succeed.

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November 21, 2011

How To Use Controlled-Release Fertilizers

Spikes in temperature can make the nutrient release in controlled-release fertilizers (CRF) inconsistent. Here are some tips on how to take control, including application advice, benefits of CRFs and release rates.

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November 21, 2011

Immobile Elements: Identifying Nutrient Deficiencies Made Easy

Immobile elements are taken up by the plant and distributed through the tissue, but the element cannot be relocated to other parts of the plant. Watch this episode of FloriCAST for advice on spotting deficiencies of these elements–iron, manganese, calcium, boron, copper and zinc.

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November 21, 2011

Identifying Nutrient Deficiencies Made Easy

Do you know the right questions to ask when faced with a nutrient deficiency? Recognizing the symptoms of different nutrient deficiencies is easy with this approach developed by Paul Nelson at North Carolina State University.

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September 27, 2011

Using Clays In Root Media

Clay as a wetting agent? For nutrient retention? These are a few reasons you might think about adding clay back into your media.

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