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July 09, 2012
Whether poinsettias are pinched by hand or are mechanically sheared, considerable effort and expense goes into the pinching process. Today’s poinsettia varieties all branch better than older varieties, but none would be described as “free branching...
June 08, 2012
To learn about diseases affecting azalea, click on the PDF link below.
May 10, 2012
To learn more about diseases affecting asters, please click on the PDF link below.
April 20, 2012
Growers have inquired about using mycorrhizae in professional peat and bark mixes. Most people are not familiar with mycorrhizae and there is confusion and misleading information in the industry about these beneficial organisms. This article is...
April 20, 2012
Western flower thrips (Frankliniella occidentalis) is the most destructive insect pest of greenhouses worldwide causing both direct and indirect damage to a wide range of horticultural crops. The primary means of dealing with these pests in...
April 20, 2012
In this issue, we present a summary of diseases that occur in phlox. Remember: Product controls are based on research trials and do not reflect an endorsement of any sort. Click on the PDF below to learn more.
March 13, 2012
To learn more about diseases affecting verbena, please click on the PDF link below.
February 28, 2012
To learn more about diseases affecting dahlias, please click on the PDF link below.
February 09, 2012
Many growers no longer rely exclusively on conventional pesticides to control pests. Most have increased their use of mechanical and biological control methods.While pesticide resistance issues have driven much of this change in management...
February 09, 2012
In this issue, we present a summary of diseases that occur in snapdragons. Remember: Product controls are based on research trials and do not reflect an endorsement of any sort. To learn more about diseases affecting snapdragons, please click on the...
December 09, 2011
Growers face many challenges producing bedding plants — timing, insects, profitability and, of course, disease. Diseases can be particularly frustrating as they often appear just as the crop is ready for sale. For the homeowner, diseases can...
December 09, 2011
In this issue, we present a summary of diseases that occur in gaillardia. Remember: Product controls are based on research trials and do not reflect an endorsement of any sort. To learn more about diseases affecting gaillardia, please click on the...
November 10, 2011
In this issue, we present a summary of diseases that occur in lavender. To view this layout, please select the PDF option below.
October 18, 2011
In this issue, we present a summary of diseases that occur in chrysanthemum. Remember: Product controls are based on research trials and do not reflect an endorsement of any sort. Please click on the PDF version below t to learn more about diseases...
September 21, 2011
In this issue, we present a summary of diseases that occur in petunias. Remember: Product controls are based on research trials and do not reflect an endorsement of any sort. To learn more about diseases affecting petunias, please click the PDF link...
August 24, 2011
In this issue, we present a summary of diseases that occur in zinnia. Remember: Product controls are based on research trials and do not reflect an endorsement of any sort. To learn more about diseases affecting zinnia, please click on the PDF link...
July 21, 2011
Fungus gnats (Bradysia spp.) are common insect pests of greenhouse-grown crops. The adult flies (Figure 1, above) are considered a nuisance causing minimal direct plant damage; however, eggs laid by adult females hatch into larvae (Figure 2, page 64...
July 21, 2011
To view tables and figures, click on the PDF link to the right. Plant fertilization requirements, nutrient monitoring and nutrient disorders have been a major research and extension focus at North Carolina State University. With nutrient disorders,...
July 21, 2011
In this issue, we present a summary of diseases that occur in lisianthus. Remember: Product controls are based on research trials and do not reflect an endorsement of any sort. To learn more about diseases affecting lisianthus, click on the PDF link...
June 20, 2011
In this issue, we present a summary of diseases that occur in calibrachoa. Remember: Product controls are based on research trials and do not reflect an endorsement of any sort. To learn more about diseases affecting calibrachoa, click on the PDF...
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