Our people
The Soilless Substrate Science project unites experts across horticulture, social sciences, economics, and environmental science.

My research areas are:
- Soilless Substrate Science
- Evaluating new materials & processing methods
- Substrate physics & hydraulics
- Root zone temperature management
- Irrigation scheduling & water efficiency
Jeb Fields
University of Florida

My research areas are:
- Soilless substrate material property analysis (composition, chemical, and dynamic water absorption properties)
- Fibrous material thermal modification (equipment/process design and material characterization)
- Fiber/particle size distribution, surface wettability, and substrate stability modeling
Qinglin Wu
Louisiana State University

My research areas are:
- Soilless Substrate Science
- Evaluating new materials
- Substrate chemistry
- Substrate biology
- Developing new substrate methods
- Substrate sustainability issues
James E. Altland
USDA-ARS

My research areas are:
- Alternative substrate development
- Processing of organic materials
- Valorization of tree species as substrates
- Preconditioning methods to improve wood fiber use
- Crop production in peat-reduced substrates
- Substrate physical properties
Brian Jackson
North Carolina State University

My research areas are:
- Science Communication
- Ensuring project activities address industry needs
- Translating scientific findings into useful information
- Consumer Education & Acceptance
Alexa J. Lamm
University of Georgia

My roles and areas of interest are:
- Associate Professor and Extension Leadership Specialist
- Association of Public & Land-Grant Universities (APLU) Experiment Station Committee on Organization & Policy Social Science Subcommittee Chair
- Leadership, Extension/outreach, human dimensions expert
Kevan Lamm
University of Georgia

My research areas are:
- Agricultural production management
- Sustainable practices and input adoption
- Strategic marketing for ag technology innovation
Guil Signorini
Ohio State University

My research areas are life cycle analysis & environmental impact of materials.
Bryan Synder
Louisiana State University