HT Certificate Class Schedule

For more information on the structure of the certificate classes, click here.

2026 Classes

Horticultural Therapy Techniques

Horticultural Therapy Techniques, Section I (Online)

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Class Date: January 13-16, 2026
Enroll By: December 13, 2025
Class Times: Tuesday, Wednesday, Thursday 8am-5pm. Friday 8am-3pm
Class Fee: $1050 or $840 for full-time college students with proof of student status
Optional Credits: $154 for 2 semester credits from Colorado State University
Instructors: Rebecca Haller, HTM & Jay Rice, Ph.D.
Prerequisites: Fundamentals of Horticultural Therapy
Class Site: Online (Mountain Time Zone) (Synchronous)

OR

Horticultural Therapy Techniques, Section II
(In person, face-to-face)

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Class Date: February 4-7, 2026
Enroll By: January 4, 2026
Class Times: Wednesday, Thursday, Friday 8am-4:30 pm. Saturday 8am-2:30pm
Class Fee: $1050 or $840 for full-time college students with proof of student status
Optional Credits: $154 for 2 semester credits from Colorado State University
Instructors: Rebecca Haller, HTM & Jay Rice, Ph.D.
Prerequisites: Fundamentals of Horticultural Therapy
Class Site: Anchor Center for Blind Children, Denver, CO

Horticultural Therapy Programming

Horticultural Therapy Programming, Section I (Online)

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Class Date: March 31-April 3, 2026
Enroll By: Februrary 28, 2026
Class Times: Tuesday, Wednesday, Thursday 8am-5pm. Friday 8am-3pm
Class Fee: $1050 or $840 for full-time college students with proof of student status
Optional Credits: $154 for 2 semester credits from Colorado State University
Instructors: Rebecca Haller, HTM & Karen Kennedy, HTR
Prerequisites: Fundamentals of Horticultural Therapy & Horticultural Therapy Techniques
Class Site: Online (Mountain Time Zone) (Synchronous)

OR

Horticultural Therapy Programming, Section II
(In person, face-to-face)

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Class Date: April 28-May 1, 2026
Enroll By: March 28, 2026
Class Times: Tuesday, Wednesday, Thursday, 8am-4:30pm. Friday 8am-2:30pm
Class Fee: $1050 or $840 for full-time college students with proof of student status
Optional Credits: $154 for 2 semester credits from Colorado State University
Instructors: Rebecca Haller, HTM & Karen Kennedy, HTR
Prerequisites: Fundamentals of Horticultural Therapy & Horticultural Therapy Techniques
Class Site: Bullington Gardens, Hendersonville, NC

Horticultural Therapy Management

Note: For the HT Management class, the class is divided into two parts. All students will attend Part 1 as an online two-day class and have a choice of Section I or II for Part 2 of the class held either online or face-to-face.

Horticultural Therapy Management Part 1 Sections I & II (All Students Online)

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Class Date: September 9-10, 2026
Enroll By: July 31,2026
Class Times: Wednesday & Thursday 8am-5pm
Class Fee: $1575 or $1260 for full-time college student with proof of student status
Optional Credits: $231 for 3 semester credits from Colorado State University
Instructors: Rebecca Haller, HTM & Colleen Griffin, HTR
Prerequisites: Fundamentals of HT, HT Techniques, and HT Programming
Class Site: Online (Mountain Time Zone) (Synchronous)

Horticultural Therapy Management, Section I Part 2 (In person, face-to-face)

Class Date: September 17-19, 2026
Enroll By: July 31, 2026
Class Times: Days 3 & 4 (8am-5pm) Day 5 (8am-2:30pm)
Class Site: Coastal Maine Botanical Garden, Boothbay, ME

Horticultural Therapy Management, Section II Part 2 (Online)

Class Date: Sept. 30-Oct. 2, 2026
Enroll By: July 31, 2026
Class Times: Days 3 & 4 (8am-5pm) Day 5 (8am-3pm)
Class Site: Online (Mountain Time Zone) (Synchronous)