Registration for Certification at ProGreen

Certified Greenhouse Grower Classes and Exam

The Certified Greenhouse Grower (CGG) program is designed to promote high quality standards and professionalism for the greenhouse industry. Earning the CGG certification benefits both the individual and the company for whom they work.   

There are three steps that lead to CGG certification:

  • Complete an exam application (prior to taking the exam) that confirms your industry experience - at least 2000 hours of verifiable employment with a registered greenhouse, garden center, contractor, or an allied industry is required.  
  • Attend six required classes offered during ProGreen, or have taken all six online, that prepare you to take the exam. Your participation will be verified.
  • Pass the exam with a minimum grade of 75%.


To attend the CGG preparatory classes and sit for the exam at ProGreen, please follow these instructions:

  1. Register through the ProGreen website for either a 2 or 3 day conference pass. You will not be admitted to the CGG classes without the proper ProGreen pass.
  2. Complete and return the CGG exam application - click here. Applications must be received by Friday, January 27 (via email or mail), or you can bring the application to the exam with you.
  3. Register for the CGG exam (required) and purchase the optional CGG study manual (recommended) – click here.
  4. Attend all six classes at ProGreen (required) - your attendance will be monitored and verified. Check the ProGreen Schedule for these classes:
    Tuesday
    > How Does a Plant Grow? An Introduction to Botany and Plant Physiology
    > Fundamentals of Propagating Plants in Greenhouse
    > Understanding Three Factors That Are Essential for Growing Healthy Greenhouse Plants
    Wednesday
    > How to Provide the Best Environment for Greenhouse Growing
    > How to Identify and Manage Common Greenhouse Diseases
    > How to Identify and Manage Common Greenhouse Pests
5. Take the CGG exam which will be offered at ProGreen EXPO on Thursday, February 2, from 1 - 4 PM.

Optional:
It is highly recommended that you purchase the CGG Manual, which you can order through the registration form (see Step 3 above). This will be a useful resource in reviewing the class material and preparing for the exam.

Colorado Certified Nursery Professional - Exam Only

The Colorado Certified Nursery Professional (CCNP) program is designed to promote high quality standards and professionalism for the nursery industry. Earning the CCNP certification benefits both the individual and the company for whom they work.

There are three steps that lead to CCNP certification:

  • Complete an exam application (prior to taking the exam) that confirms your industry experience - at least 2000 hours of verifiable employment with a registered nursey, greenhouse, garden center, contractor, or an allied industry is required.  
  • Though not required, you are encouraged to take 4 preparatory classes, either on-line or in-person, prior to taking the CCNP exam. 
  • Pass a 3-part exam including: a multiple choice/true-false portion, a Plant ID portion, and a landscape design portion, with at least a 75% pass rate of each portion. Only sections not passed will need to be re-taken at a future date.

To sit for the CCNP exam or to take a re-test at proGreen, please follow these instructions:

  1. Register through the ProGreen website for a 1, 2 or 3 day conference pass. You will not be admitted to the CCNP exam without the proper ProGreen pass. If you plan to take just the CCNP exam and attend no ProGreen functions, please contact CNGA (303.758.6672).
  2. Complete and return the exam application, click here. Applications must be received by Friday, January 27 (via email or mail), or you can bring the application to exam with you.
  3. Register for the exam, click here.
  4. Take the exam at ProGreen Expo on Thursday, February 2, from 8 AM - 12 PM.

For questions or additional information about the CGG or CCNP certification classes/exams at ProGreen, please contact CNGA, 303.758.6672, [email protected]