Certification Testing

Computer Testing Centers

Select* National Association of Landscape Professionals certification exams can be taken online using ProctorU, NALP's online proctoring service:  (*Manager, Interior Technician, Horticultural Technician, Lawn Care Technician National, and Lawn Care Technician/cool season).  

Testing has never been so easy!
Sound too good to be true? It’s not.  Thanks to web cameras, microphones, high-speed internet, advancements in web browsers, and enhanced computer memory, technology allows program candidates to take their exams online: anytime, anywhere, at their own convenience.

How it Works

To get started, follow the simple steps below to ensure that your equipment is reliable, meets the minimum requirements and is ready for exam day.

1. Check the technical requirements page to make sure your computer and webcam meet the requirements.
2. Test your webcam and microphone here.

Next, program candidates follow these three (3) easy steps to:
1. Create an Account
2. Schedule an Exam
3. Connect to a Proctor

To learn more about this exciting new way to complete your certification program or to request a copy of step-by-step instructions, contact Margo Rash, Certification Administrator at:


Certification Test Dates (Technician-Exterior, and pencil-and-paper)

Completed registration forms due 30 days prior to the written exam dates. If less than 30 days, please call NALP for availability, 800-395-2522.

Landscape Industry Certified (formerly CLP, CLT-I, COLP, and CTP-CSL) Test Dates*

October 18, 2017
Louisville Marriott Downtown
Louisville, KY

*Landscape Industry Certified Exam registration with NALP is required. No walk-up registrations allowed.

Landscape Industry Certified — Technician-Exterior (formerly CLT-E) Test Dates

Click here for the full list of Technician-Exterior test dates.