Chicago Botanic Garden

Horticultural Therapy Services
HTS Staff

The expertise gained by Garden horticultural therapists serving such diverse audiences makes the contract service program uniquely qualified to establish programming at your agency.


Barbara Kreski, MHS, OTR/L, HTR
Director of Horticultural Therapy Services

phone (847) 835-8277

Barb Kreski supervises the horticultural therapy services department at the Chicago Botanic Garden. Barb's background spans a wide range of clinical settings including psychiatric hospitals, Hines Veterans Administration Hospital, skilled nursing facilities, public schools, and pediatric rehabilitation. She has incorporated plant- and nature-based interventions in her work in each of these settings. She holds a master's degree in health sciences with a concentration in neuroscience and an undergraduate degree in occupational therapy.

Alicia Green, MA, NCC, HTR
Coordinator, Buehler Enabling Garden

phone (847) 835-8248

Alicia Green is responsible for maintaining the Buehler Enabling Garden as a world-class display and for delivering horticultural therapy services outside the Garden. Alicia also manages a staff of 40 volunteers who assist with garden maintenance and promoting the mission of the Enabling Garden as a barrier-free garden. Alicia has a B.A. in biology from the University of Illinois with an emphasis in ornamental horticulture and began her career at the Chicago Botanic Garden in 2000 as the nursery grower. She continued to gain experience in interior landscaping, exterior landscaping, high-end garden retail, and holiday design. She obtained a master's degree in counseling from Northeastern Illinois University in 2009 and is a National Certified Counselor.

Clare Johnson, BLA
Off-site Coordinator and Design Consultant

phone (847) 835-8247

Clare Johnson serves as the off-site coordinator of Horticultural Therapy Services at the Chicago Botanic Garden. She is responsible for the supervision and delivery of horticultural therapy services at sites throughout the greater Chicago area including residences for adults with special needs, special education programs, and veterans' hospitals. Clare also provides consultation to facilities planning therapeutic gardens. This includes systematically discerning the needs, uses, and stakeholders in the project and providing conceptual designs based on that process. Clare has a bachelor's degree in landscape architecture from the University of Illinois, Urbana-Champaign. She is scheduled to complete the horticultural therapy certificate program and is working toward registration through the American Horticultural Therapy Association.