Presentation Testimonials
Meet Your Distinguished Speakers

Shawn Maestretti
Landscape Architect | California #6203, Nevada #1016Designer, plantsman, licensed landscape architect and contractor, certified arborist, educator, and environmental steward. Shawn has been creating exceptionally designed and artfully developed gardens in both California and Nevada since 2006. Highly collaborative with a strong attention to detail and a knack for problem solving, he helps his clients realize outdoor living spaces that they will connect with for years to come. Shawn combines extensive horticultural experience, strong composition skills, and a deep knowledge of regenerative practices with a wide palette of visually and texturally interesting climate-appropriate plants, breathing new life and a sense of place into every garden.
As a member of the Climate Reality Leadership Corp, a Kiss the Ground Soil Advocate, and activist in the movement to care for the environment, Shawn has been presenting on regenerative landscapes and their impact on climate change in his new presentation series Regenerative Landscapes and the Climate Crisis. His personal mission is to connect with the natural world, tread lightly on the land, nurture biodiversity, protect water, and bring people together.

Leigh Adams
Consultant/Co-presenterLeigh is an educator, eco-sensitive designer and horticultural interpreter at the LA County Arboretum and Botanic Gardens. She has trained many county agencies in regenerative practices as well as conducting hands-on workshops with local schools and professional groups. Her love of collaboration and education infuse all aspects of her work, leaving participants with a profound sense of empowered accomplishments. Currently she holds multiple artist’s residencies at the LA County Arboretum, Metabolic Studios, and New Horizon School. She has received a Global Citizen Award from the United Nations, an Angel Award from the City of Los Angeles, and an Outstanding Citizen Award from the County of Los Angeles.
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