The Landscape Horticulture Certification Program (LHCP) is a nationally recognized, industry-developed program that sets and maintains standards for Canada’s landscape industry.

Program Information

CNLA members receive discounted rates on training manuals and exam registration for landscape industry certified designations.

The Landscape Horticulture Certification Program offers certification for the following designations:

  • Certified Landscape Horticulturist Technician (CLHT)
    • Softscape Installation
    • Hardscape Installation,
    • Ornamental Maintenance
    • Turf Maintenance
    • Irrigation
  • Certified Landscape Horticulturist Manager (CLHM)
  • Certified Landscape Designer (CLD)

How it Works

1. Submit your registration forms to the CNLA office. (Study manuals are also available for purchase)

2. CNLA will send a confirmation of registration eMail, to include login access to your online exams, a link to attestation forms and additional resources.

  • Hands-on practical competencies are affirmed through an attestation which MUST be completed by an authorized attestor. Details to authorize your attester will be included in your exam confirmation email.
  • Attestation must be completed in conjunction with the online written exams in order to receive full certification.
  • Exams can be written at your convenience, but must be completed within 5 years from the date of registration.

About the New CLHT Attestation Process

The Attestation Process has integrated seamlessly into the CLHT designations and has proven effective for both the attestor and the individual pursuing accreditation. From an attestor’s perspective, the evaluation system is clear, intuitive, and efficient, making it straightforward to assess the various competencies.

Most importantly, the process strengthens the integrity and credibility of the designation. It ensures that accreditation is earned through demonstrated expertise and practical application, reflecting the real-world standards that landscape professionals are expected to meet every day.

To affirm hands-on practical skills toward earning the Certified Landscape Horticulturist Technician (CLHT) designation, click on the appropriate text below to complete and submit the Attestor Registration Form and Attestation Declaration Checklists

3. Once a candidate has passed all required sections of the selected designation, pass documents will be emailed directly.
*Physical copies can be requested for an additional fee.

4. Recertification is required every two years from the date a candidate earned their certification.
Continuing education units (CEUs) and payment is to be submitted to: certification@cnla-acpp.ca
*Note: A candidates recertification date will be updated automatically, when a new certification is obtained.

How to Access

To get started, visit www.cnlagetcertified.ca, or contact the Professional Development Team.

Need Help?

Emily Fisher
Catie Cane
Member Services Coordinator
1.888.446.3499 x8695
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