About AHTA

Advancing Horticulture as Therapy Since 1973

AHTA brings together people who believe in the healing power of plants and nature—and who are committed to using that power in meaningful, professional ways.

The American Horticultural Therapy Association (AHTA) was founded in 1973 and is the only national organization in the United States dedicated to advancing horticulture as a therapeutic practice that supports human health and well-being. We are a 501(c)(3) nonprofit, membership-driven organization.

Our Commitment:

• Advancing ethical, effective, and inclusive practices.
• Building strong professional connections.
• Elevating research and evidence-based work.
• Promoting the value of HT in healthcare, community, and educational settings.

Dissemination

The dissemination of information relating to the principles and practices of horticultural therapy as a treatment modality.

Professional Growth

The encouragement of professional growth of horticultural therapy practitioners.

Standards & Credentials

The establishment of professional standards and a credentialing process for horticultural therapy practitioners.

Research Promotion

The promotion of research related to the impact of horticultural therapy as a treatment modality.

Advocacy

The advocacy of horticultural therapy as a treatment modality to the public, the healthcare industry, the academic community, and the allied professions.

Educational Opportunities

The promotion of horticultural therapy educational opportunities.

AHTA's DEI Statement

AHTA recognizes that true diversity, equity and inclusion (DEI), must go beyond a simple statement, and we understand this value must be at the core of AHTA is as an organization.

The AHTA understands the importance of, and is committed to, promoting DEI in our programs, membership, and board of directors.

Just as biodiversity is essential for all natural systems, human diversity is central to the practice of horticultural therapy.

Horticultural therapy impacts many populations and communities, and we embrace all individuals inclusive of all abilities, ages, ethnicities, genders, races, sexual orientations, economic status or spiritual beliefs. Moreover, the AHTA is committed to ensuring that the diverse communities in which we serve are more greatly represented among its membership and leadership bodies.

We recognize that the experiences, perspectives, and values, and contributions of diverse individuals and communities expand our network’s reach and engage more people in the AHTA’s mission, thus making the profession stronger and more impactfu

Who We Serve

AHTA supports a diverse and growing community, including:

• Horticultural therapy practitioners
• Educators and trainers
• Researchers
• Students
• Allied professionals and organizations

Our members live and work across the United States, Canada, Japan, and beyond, forming a global network connected by shared values and purpose.

AHTA Matters

We play a vital role to strengthen, support, and advance the field of horticultural therapy. Through advocacy, education, and connection, we ensure horticultural therapy continues to grow with integrity, visibility, and impact.

Setting Up for Success as HT Professionals

AHTA provides the Code of Ethics and Professional Standards of Practice for horticultural therapy. It is important that every HT professional is familiar with these documents.