The following links are provided for informational purposes only and lead to useful sites unaffiliated with Sun Gro® Horticulture. The inclusion of a site within this list does not in any way constitute an endorsement of any of the views, services, or products contained therein. Sun Gro® Horticulture is not responsible for any material shown through the following links nor is it responsible for the maintenance of the information on those sites.

Conversion Tables and Grower Software Tools
NC State FertCalc Grower Software
University of GA – Conversion Tables and Guidelines
Pot Fill Conversions – General

Cooperative Extension Resources
Cornell Cooperative Extension
Purdue Cooperative Extension
Maryland Cooperative Extension
Ohio State Cooperative Extension
University of New Hampshire Cooperative Extension

Floriculture Links
NC State Commercial Floriculture Page
Michigan State Floriculture
Purdue Floriculture Lab
UMass Floriculture

Nutrient Deficiency Resources
Texas A&M Diagnosing Nutrient Deficiencies
NC State Nutrient Deficiency Series Website

Plant Pest/Pathology Resources
Cornell Plant Disease Diagnostic Clinic
Penn State Disease Fact Sheets
Poinsettia Diagnostics Key

Production Cost Tools
Rutgers – Greenhouse Cost of Production
Michigan State Floriculture Crop Production Information

Organic/Sustainable Resources
Organic Materials Review Institute (OMRI)

Trade Organization Resources

American Hort
Canadian Sphagnum Peat Moss Association (CSPMA)
Mulch and Soil Council
Oregon Association of Nurseries
The Perlite Institute
The Vermiculite Association

Trade Periodicals
Greenhouse Management and Nursery Management
Greenhouse Canada
Greenhouse Product News
Grower Talks

Other Resources
Ohio State Plant Facts
InfoBasket (Electronic Service Directory)

Tree with white flowers


If you have any general questions about Sun Gro Horticulture please contact us using one of the means below.

Sun Gro Horticulture
770 Silver Street
Agawam, MA 01001
United States of America


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® Black Gold is a registered trademark of Vernon and​ Joan Lobe. Used under license.

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