Plant Growth Regulator Electronic Resources

There are a number of free PGR resources available to greenhouse growers. This video highlights iBooks, apps and pdf guides that will help improve your use of plant growth regulators. Brian Whipker is a Professor of Floriculture at North Carolina State University. He specializes in...
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Collate Use Tips

In greenhouse floriculture production, Florel® has been the go-to ethephon formulation for years.  It is available as a 3.9% active ingredient solution. Fine Americas introduced Collate® in 2013 which is a higher concentration (21.7%) product.  Greenhouse label uses for Collate include inducing flowering of ornamental...
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Determining PGR Drench Rates

  Growers are increasingly interested in drench applications of Piccolo, but the time required to test all crops for effective rates is excessive. We wanted to see if we could determine a ratio between effective Piccolo 10 XC spray and drench applications based on plant...
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PGR Effects on Root Growth

Our objective was to evaluate the effect of Concise (uniconazole) applications as sprays, substrate drenches and liner soaks on the shoot and root growth of herbaceous perennial plants. Crops tested included: Hemerocallis ‘Pink Song’, Penstemon digitalis ‘Husker Red’, Phlox paniculata ‘David’, and Lobelia cardinalis. Concise...
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