Tools & Services

Grower Technical Services

Sun Gro’s highly trained technical specialists are one of its greatest assets. They hold advanced degrees in plant science, nutrition, and plant pathology, so customers can be assured that all their technical questions and needs will be met.

We regularly help growers:

  • Choose the right products
  • Answer horticultural questions
  • Answer technical questions
  • Interpret test results
  • Improve their growing operations

Analytic Testing

Sun Gro® Horticulture provides the best testing services to meet grower needs. The following analyses and services are offered to optimize growing parameters:

  • Growing Media Analysis
  • Plant Pest and Pathology Services
  • Plant Tissue Analysis
  • Soil Analysis
  • Water and Water-Soluble Fertilizer Analysis

Closest Match App

Find your closest match to your custom blend.

Save money and time with our Closest match Calculator. Enter your blend percentages in our form and we’ll match it to our ready-to-ship professional mixes.

Tables and Calculators

The Sun Gro Potting Mix Calculator delivers the perfect quantity of mix for your needs.

See how many bags you’ll need to fill your pots, or how many pots each bag of mix will fill. Click here

Click here for conversion tables for Fertilizers, Spray Coverage, Drench Rates and Common US to Metric Conversions – on a single print out.


We’ve assembled links to some of the best resources on the Net including:

  • Grower Tools
  • Cooperative Extension Resources
  • Floriculture
  • Nutrient Deficiency
  • Plant Pest/Pathology
  • Production Costs
  • Sustainable Resources
  • Trade Organizations, and
  • Industry Periodicals

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


All contents unless otherwise noted copyright © 2005-2022 Sun Gro Horticulture Canada Ltd. All rights reserved. No materials contained herein may be duplicated or used in any way without the express written permission of Sun Gro Horticulture or its legal representatives.​

® Fafard, Sunshine Advanced, Sunshine, Metro-Mix and Redi-earth, All the Riches of the Earth, RESiLIENCE, Our Expertise is Growing and Sun Gro are registered trademarks of Sun Gro Horticulture Canada Ltd.​

® Black Gold is a registered trademark of ODIN Enterprises II, LLC. Used under license.

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

Not all products available in all markets.

While we have made every effort to ensure the information on this website is reliable, Sun Gro Horticulture is not responsible for any errors or omissions, or for the results obtained from the use of this information. All information in this site is provided “as is”, with no guarantee of completeness, accuracy, timeliness or of the results obtained from the use of this information.

View Our Privacy Policy